313034113423021 has 4 divisors (see below), whose sum is σ = 313035986106172. Its totient is φ = 313032240739872.

The previous prime is 313034113422949. The next prime is 313034113423039. The reversal of 313034113423021 is 120324311430313.

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 142392431808900 + 170641681614121 = 11932830^2 + 13062989^2 .

It is a cyclic number.

It is not a de Polignac number, because 313034113423021 - 2⁷ = 313034113422893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313034113423091) 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, 936090816 + ... + 936425161.

It is an arithmetic number, because the mean of its divisors is an integer number (78258996526543).

Almost surely, 2^{313034113423021} is an apocalyptic number.

It is an amenable number.

313034113423021 is a deficient number, since it is larger than the sum of its proper divisors (1872683151).

313034113423021 is a wasteful number, since it uses less digits than its factorization.

313034113423021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872683150.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 313034113423021 its reverse (120324311430313), we get a palindrome (433358424853334).

The spelling of 313034113423021 in words is "three hundred thirteen trillion, thirty-four billion, one hundred thirteen million, four hundred twenty-three thousand, twenty-one".