3102031213112 has 32 divisors (see below), whose sum is σ = 6263990696880. Its totient is φ = 1431644125440.

The previous prime is 3102031213109. The next prime is 3102031213133. The reversal of 3102031213112 is 2113121302013.

It is a happy number.

It is a super-2 number, since 2×3102031213112² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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, 1781948 + ... + 3062580.

Almost surely, 2^{3102031213112} is an apocalyptic number.

It is an amenable number.

3102031213112 is an abundant number, since it is smaller than the sum of its proper divisors (3161959483768).

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

3102031213112 is a wasteful number, since it uses less digits than its factorization.

3102031213112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303943 (or 1303939 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3102031213112 its reverse (2113121302013), we get a palindrome (5215152515125).

The spelling of 3102031213112 in words is "three trillion, one hundred two billion, thirty-one million, two hundred thirteen thousand, one hundred twelve".