1112011223031 has 32 divisors (see below), whose sum is σ = 1685848285440. Its totient is φ = 724052196000.

The previous prime is 1112011223003. The next prime is 1112011223047. The reversal of 1112011223031 is 1303221102111.

It is not a de Polignac number, because 1112011223031 - 2²⁷ = 1111877005303 is a prime.

It is a super-2 number, since 2×1112011223031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112011222995 and 1112011223013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112011223231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28275081 + ... + 28314381.

It is an arithmetic number, because the mean of its divisors is an integer number (52682758920).

Almost surely, 2^{1112011223031} is an apocalyptic number.

1112011223031 is a deficient number, since it is larger than the sum of its proper divisors (573837062409).

1112011223031 is a wasteful number, since it uses less digits than its factorization.

1112011223031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63724 (or 63718 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1112011223031 its reverse (1303221102111), we get a palindrome (2415232325142).

The spelling of 1112011223031 in words is "one trillion, one hundred twelve billion, eleven million, two hundred twenty-three thousand, thirty-one".