313021023311 has 2 divisors, whose sum is σ = 313021023312. Its totient is φ = 313021023310.

The previous prime is 313021023299. The next prime is 313021023389. The reversal of 313021023311 is 113320120313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313021023311 - 2⁶ = 313021023247 is a prime.

It is a super-2 number, since 2×313021023311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313021022311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156510511655 + 156510511656.

It is an arithmetic number, because the mean of its divisors is an integer number (156510511656).

Almost surely, 2^313021023311 is an apocalyptic number.

313021023311 is a deficient number, since it is larger than the sum of its proper divisors (1).

313021023311 is an equidigital number, since it uses as much as digits as its factorization.

313021023311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 313021023311 its reverse (113320120313), we get a palindrome (426341143624).

The spelling of 313021023311 in words is "three hundred thirteen billion, twenty-one million, twenty-three thousand, three hundred eleven".