20102112011022 has 32 divisors (see below), whose sum is σ = 41804062516224. Its totient is φ = 6437219755200.

The previous prime is 20102112011021. The next prime is 20102112011063. The reversal of 20102112011022 is 22011021120102.

It is a junction number, because it is equal to n+sod(n) for n = 20102112010992 and 20102112011010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20102112011021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394412004 + ... + 394462967.

It is an arithmetic number, because the mean of its divisors is an integer number (1306376953632).

Almost surely, 2^{20102112011022} is an apocalyptic number.

20102112011022 is an abundant number, since it is smaller than the sum of its proper divisors (21701950505202).

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

20102112011022 is a wasteful number, since it uses less digits than its factorization.

20102112011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788875144.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20102112011022 its reverse (22011021120102), we get a palindrome (42113133131124).

The spelling of 20102112011022 in words is "twenty trillion, one hundred two billion, one hundred twelve million, eleven thousand, twenty-two".