312313001155 has 16 divisors (see below), whose sum is σ = 383368222944. Its totient is φ = 244159552000.

The previous prime is 312313001131. The next prime is 312313001167. The reversal of 312313001155 is 551100313213.

It is not a de Polignac number, because 312313001155 - 2¹¹ = 312312999107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2281174 + ... + 2414203.

It is an arithmetic number, because the mean of its divisors is an integer number (23960513934).

Almost surely, 2^312313001155 is an apocalyptic number.

312313001155 is a deficient number, since it is larger than the sum of its proper divisors (71055221789).

312313001155 is a wasteful number, since it uses less digits than its factorization.

312313001155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4695686.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 312313001155 its reverse (551100313213), we get a palindrome (863413314368).

The spelling of 312313001155 in words is "three hundred twelve billion, three hundred thirteen million, one thousand, one hundred fifty-five".