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202022013030 = 23531217227971
BaseRepresentation
bin1011110000100101110…
…0110100100001100110
3201022110021001120220220
42330021130310201212
511302220113404110
6232450240505210
720411202530505
oct2741134644146
9638407046826
10202022013030
117874a183552
12331a091b206
1316087202ca6
149ac686a83c
1553c5c34370
hex2f09734866

202022013030 has 32 divisors (see below), whose sum is σ = 500493247488. Its totient is φ = 52134712800.

The previous prime is 202022013029. The next prime is 202022013047. The reversal of 202022013030 is 30310220202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108613056 + ... + 108614915.

It is an arithmetic number, because the mean of its divisors is an integer number (15640413984).

Almost surely, 2202022013030 is an apocalyptic number.

202022013030 is an abundant number, since it is smaller than the sum of its proper divisors (298471234458).

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

202022013030 is a wasteful number, since it uses less digits than its factorization.

202022013030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217228012.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 202022013030 its reverse (30310220202), we get a palindrome (232332233232).

The spelling of 202022013030 in words is "two hundred two billion, twenty-two million, thirteen thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 217227971 434455942 651683913 1086139855 1303367826 2172279710 3258419565 6516839130 6734067101 13468134202 20202201303 33670335505 40404402606 67340671010 101011006515 202022013030