312032110112111 has 4 divisors (see below), whose sum is σ = 314948298057192. Its totient is φ = 309115922167032.

The previous prime is 312032110112087. The next prime is 312032110112123. The reversal of 312032110112111 is 111211011230213.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312032110112111 is a prime.

It is a super-3 number, since 3×312032110112111³ (a number of 44 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 (312032110112171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1458093972380 + ... + 1458093972593.

It is an arithmetic number, because the mean of its divisors is an integer number (78737074514298).

Almost surely, 2^{312032110112111} is an apocalyptic number.

312032110112111 is a deficient number, since it is larger than the sum of its proper divisors (2916187945081).

312032110112111 is a wasteful number, since it uses less digits than its factorization.

312032110112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916187945080.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 312032110112111 its reverse (111211011230213), we get a palindrome (423243121342324).

The spelling of 312032110112111 in words is "three hundred twelve trillion, thirty-two billion, one hundred ten million, one hundred twelve thousand, one hundred eleven".