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202010202012 = 22317339713897
BaseRepresentation
bin1011110000100010111…
…1110000111110011100
3201022102102211112020210
42330020233300332130
511302204102431022
6232445135412420
720411000246163
oct2741057607634
9638372745223
10202010202012
1178743546783
1233198984110
1316084929018
149ac50743da
1553c4b9ea0c
hex2f08bf0f9c

202010202012 has 24 divisors (see below), whose sum is σ = 471629175696. Its totient is φ = 67297871488.

The previous prime is 202010202001. The next prime is 202010202013. The reversal of 202010202012 is 210202010202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202010202013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4836153 + ... + 4877744.

It is an arithmetic number, because the mean of its divisors is an integer number (19651215654).

Almost surely, 2202010202012 is an apocalyptic number.

It is an amenable number.

202010202012 is an abundant number, since it is smaller than the sum of its proper divisors (269618973684).

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

202010202012 is a wasteful number, since it uses less digits than its factorization.

202010202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9715637 (or 9715635 counting only the distinct ones).

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

Adding to 202010202012 its reverse (210202010202), we get a palindrome (412212212214).

The spelling of 202010202012 in words is "two hundred two billion, ten million, two hundred two thousand, twelve".

Divisors: 1 2 3 4 6 12 1733 3466 5199 6932 10398 20796 9713897 19427794 29141691 38855588 58283382 116566764 16834183501 33668367002 50502550503 67336734004 101005101006 202010202012