10202012111112 has 32 divisors (see below), whose sum is σ = 26847400293600. Its totient is φ = 3221688034944.

The previous prime is 10202012111087. The next prime is 10202012111173. The reversal of 10202012111112 is 21111121020201.

It is a happy number.

It is a super-2 number, since 2×10202012111112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10202012111091 and 10202012111100.

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, 11186416333 + ... + 11186417244.

It is an arithmetic number, because the mean of its divisors is an integer number (838981259175).

Almost surely, 2^{10202012111112} is an apocalyptic number.

10202012111112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10202012111112 is an abundant number, since it is smaller than the sum of its proper divisors (16645388182488).

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

10202012111112 is a wasteful number, since it uses less digits than its factorization.

10202012111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22372833605 (or 22372833601 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10202012111112 its reverse (21111121020201), we get a palindrome (31313133131313).

It can be divided in two parts, 1020201 and 2111112, that multiplied together give a palindrome (2153758573512).

The spelling of 10202012111112 in words is "ten trillion, two hundred two billion, twelve million, one hundred eleven thousand, one hundred twelve".