111203122023112 has 16 divisors (see below), whose sum is σ = 238292404335360. Its totient is φ = 47658480867024.

The previous prime is 111203122022947. The next prime is 111203122023121. The reversal of 111203122023112 is 211320221302111.

It is a happy number.

It is a super-2 number, since 2×111203122023112² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992885018008 + ... + 992885018119.

It is an arithmetic number, because the mean of its divisors is an integer number (14893275270960).

Almost surely, 2^{111203122023112} is an apocalyptic number.

It is an amenable number.

111203122023112 is an abundant number, since it is smaller than the sum of its proper divisors (127089282312248).

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

111203122023112 is a wasteful number, since it uses less digits than its factorization.

111203122023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985770036140 (or 1985770036136 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111203122023112 its reverse (211320221302111), we get a palindrome (322523343325223).

The spelling of 111203122023112 in words is "one hundred eleven trillion, two hundred three billion, one hundred twenty-two million, twenty-three thousand, one hundred twelve".