312111134300 has 36 divisors (see below), whose sum is σ = 774035614800. Its totient is φ = 107009531520.

The previous prime is 312111134297. The next prime is 312111134329. The reversal of 312111134300 is 3431111213.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222935825 + ... + 222937224.

It is an arithmetic number, because the mean of its divisors is an integer number (21500989300).

Almost surely, 2^312111134300 is an apocalyptic number.

It is an amenable number.

312111134300 is an abundant number, since it is smaller than the sum of its proper divisors (461924480500).

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

312111134300 is a wasteful number, since it uses less digits than its factorization.

312111134300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445873070 (or 445873063 counting only the distinct ones).

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

Adding to 312111134300 its reverse (3431111213), we get a palindrome (315542245513).

The spelling of 312111134300 in words is "three hundred twelve billion, one hundred eleven million, one hundred thirty-four thousand, three hundred".