313131140123411 has 4 divisors (see below), whose sum is σ = 313139764698792. Its totient is φ = 313122515548032.

The previous prime is 313131140123383. The next prime is 313131140123467. The reversal of 313131140123411 is 114321041131313.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 313131140123411 - 2³⁸ = 312856262216467 is a prime.

It is a super-2 number, since 2×313131140123411² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313131140129411) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4312233230 + ... + 4312305843.

It is an arithmetic number, because the mean of its divisors is an integer number (78284941174698).

Almost surely, 2^{313131140123411} is an apocalyptic number.

313131140123411 is a deficient number, since it is larger than the sum of its proper divisors (8624575381).

313131140123411 is an equidigital number, since it uses as much as digits as its factorization.

313131140123411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8624575380.

The product of its (nonzero) digits is 2592, while the sum is 29.

Adding to 313131140123411 its reverse (114321041131313), we get a palindrome (427452181254724).

The spelling of 313131140123411 in words is "three hundred thirteen trillion, one hundred thirty-one billion, one hundred forty million, one hundred twenty-three thousand, four hundred eleven".