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202002102012 = 223101166668401
BaseRepresentation
bin1011110000100001000…
…0110111011011111100
3201022101212121000010210
42330020100313123330
511302200014231022
6232444250032420
720410541352054
oct2741020673374
9638355530123
10202002102012
1178739a14067
1233196118710
1316083051219
149ac3d66564
1553c40eea0c
hex2f084376fc

202002102012 has 24 divisors (see below), whose sum is σ = 476004956112. Its totient is φ = 66667360000.

The previous prime is 202002101981. The next prime is 202002102031. The reversal of 202002102012 is 210201200202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83332989 + ... + 83335412.

It is an arithmetic number, because the mean of its divisors is an integer number (19833539838).

Almost surely, 2202002102012 is an apocalyptic number.

It is an amenable number.

202002102012 is an abundant number, since it is smaller than the sum of its proper divisors (274002854100).

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

202002102012 is a wasteful number, since it uses less digits than its factorization.

202002102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166668509 (or 166668507 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 202002102012 its reverse (210201200202), we get a palindrome (412203302214).

It can be divided in two parts, 20200 and 2102012, that added together give a palindrome (2122212).

The spelling of 202002102012 in words is "two hundred two billion, two million, one hundred two thousand, twelve".

Divisors: 1 2 3 4 6 12 101 202 303 404 606 1212 166668401 333336802 500005203 666673604 1000010406 2000020812 16833508501 33667017002 50500525503 67334034004 101001051006 202002102012