3112212103111 has 16 divisors (see below), whose sum is σ = 3375924840288. Its totient is φ = 2857470899200.

The previous prime is 3112212103073. The next prime is 3112212103139. The reversal of 3112212103111 is 1113012122113.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3112212103111 is a prime.

It is a super-3 number, since 3×3112212103111³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112212103211) 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, 8919801 + ... + 9262141.

It is an arithmetic number, because the mean of its divisors is an integer number (210995302518).

Almost surely, 2^{3112212103111} is an apocalyptic number.

3112212103111 is a deficient number, since it is larger than the sum of its proper divisors (263712737177).

3112212103111 is a wasteful number, since it uses less digits than its factorization.

3112212103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355442.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 3112212103111 its reverse (1113012122113), we get a palindrome (4225224225224).

The spelling of 3112212103111 in words is "three trillion, one hundred twelve billion, two hundred twelve million, one hundred three thousand, one hundred eleven".