312013003020101 has 4 divisors (see below), whose sum is σ = 314774180038092. Its totient is φ = 309251826002112.

The previous prime is 312013003020097. The next prime is 312013003020139. The reversal of 312013003020101 is 101020300310213.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16445044452001 + 295567958568100 = 4055249^2 + 17192090^2 .

It is a cyclic number.

It is not a de Polignac number, because 312013003020101 - 2² = 312013003020097 is a prime.

It is a super-2 number, since 2×312013003020101² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 312013003020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312013003020001) 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, 1380588508826 + ... + 1380588509051.

It is an arithmetic number, because the mean of its divisors is an integer number (78693545009523).

Almost surely, 2^{312013003020101} is an apocalyptic number.

It is an amenable number.

312013003020101 is a deficient number, since it is larger than the sum of its proper divisors (2761177017991).

312013003020101 is a wasteful number, since it uses less digits than its factorization.

312013003020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761177017990.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 312013003020101 its reverse (101020300310213), we get a palindrome (413033303330314).

The spelling of 312013003020101 in words is "three hundred twelve trillion, thirteen billion, three million, twenty thousand, one hundred one".