312056511105 has 8 divisors (see below), whose sum is σ = 499290417792. Its totient is φ = 166430139248.

The previous prime is 312056511079. The next prime is 312056511199. The reversal of 312056511105 is 501115650213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 312056511105 - 2¹⁰ = 312056510081 is a prime.

It is a super-2 number, since 2×312056511105² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10401883689 + ... + 10401883718.

It is an arithmetic number, because the mean of its divisors is an integer number (62411302224).

Almost surely, 2^312056511105 is an apocalyptic number.

It is an amenable number.

312056511105 is a deficient number, since it is larger than the sum of its proper divisors (187233906687).

312056511105 is a wasteful number, since it uses less digits than its factorization.

312056511105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20803767415.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 312056511105 in words is "three hundred twelve billion, fifty-six million, five hundred eleven thousand, one hundred five".