10202112212012 has 48 divisors (see below), whose sum is σ = 21129968784960. Its totient is φ = 4217133591552.

The previous prime is 10202112211997. The next prime is 10202112212069. The reversal of 10202112212012 is 21021221120201.

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, 5818073 + ... + 7365744.

It is an arithmetic number, because the mean of its divisors is an integer number (440207683020).

Almost surely, 2^{10202112212012} is an apocalyptic number.

It is an amenable number.

10202112212012 is an abundant number, since it is smaller than the sum of its proper divisors (10927856572948).

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

10202112212012 is a wasteful number, since it uses less digits than its factorization.

10202112212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13184810 (or 13184808 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10202112212012 its reverse (21021221120201), we get a palindrome (31223333332213).

The spelling of 10202112212012 in words is "ten trillion, two hundred two billion, one hundred twelve million, two hundred twelve thousand, twelve".