312412400111 has 16 divisors (see below), whose sum is σ = 364393111104. Its totient is φ = 262286329344.

The previous prime is 312412400093. The next prime is 312412400147. The reversal of 312412400111 is 111004214213.

It is a cyclic number.

It is not a de Polignac number, because 312412400111 - 2³⁸ = 37534493167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312412405111) 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, 490016 + ... + 930021.

It is an arithmetic number, because the mean of its divisors is an integer number (22774569444).

Almost surely, 2^312412400111 is an apocalyptic number.

312412400111 is a deficient number, since it is larger than the sum of its proper divisors (51980710993).

312412400111 is a wasteful number, since it uses less digits than its factorization.

312412400111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420690.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 312412400111 its reverse (111004214213), we get a palindrome (423416614324).

The spelling of 312412400111 in words is "three hundred twelve billion, four hundred twelve million, four hundred thousand, one hundred eleven".