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202202230020 = 223571198740163
BaseRepresentation
bin1011110001010000110…
…0010010110100000100
3201022220211011120011020
42330110030102310010
511303102232330040
6232520155311140
720415521411460
oct2742414226404
9638824146136
10202202230020
117883198420a
123323114b4b0
13160b565186b
149b0277d4a0
1553d6981cd0
hex2f14312d04

202202230020 has 96 divisors (see below), whose sum is σ = 647117227008. Its totient is φ = 46212646272.

The previous prime is 202202230007. The next prime is 202202230051. The reversal of 202202230020 is 20032202202.

202202230020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5014459 + ... + 5054621.

It is an arithmetic number, because the mean of its divisors is an integer number (6740804448).

Almost surely, 2202202230020 is an apocalyptic number.

202202230020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202202230020 is an abundant number, since it is smaller than the sum of its proper divisors (444914996988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202202230020 is a wasteful number, since it uses less digits than its factorization.

202202230020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52169 (or 52167 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 202202230020 its reverse (20032202202), we get a palindrome (222234432222).

The spelling of 202202230020 in words is "two hundred two billion, two hundred two million, two hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 11987 23974 35961 40163 47948 59935 71922 80326 83909 119870 120489 143844 160652 167818 179805 200815 239740 240978 251727 281141 335636 359610 401630 419545 481956 503454 562282 602445 719220 803260 839090 843423 1006908 1124564 1204890 1258635 1405705 1678180 1686846 2409780 2517270 2811410 3373692 4217115 5034540 5622820 8434230 16868460 481433881 962867762 1444301643 1925735524 2407169405 2888603286 3370037167 4814338810 5777206572 6740074334 7221508215 9628677620 10110111501 13480148668 14443016430 16850185835 20220223002 28886032860 33700371670 40440446004 50550557505 67400743340 101101115010 202202230020