313321144142 has 16 divisors (see below), whose sum is σ = 485156224512. Its totient is φ = 151602690360.

The previous prime is 313321144109. The next prime is 313321144177. The reversal of 313321144142 is 241441123313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3743273 + ... + 3826059.

It is an arithmetic number, because the mean of its divisors is an integer number (30322264032).

Almost surely, 2^313321144142 is an apocalyptic number.

313321144142 is a deficient number, since it is larger than the sum of its proper divisors (171835080370).

313321144142 is a wasteful number, since it uses less digits than its factorization.

313321144142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143863.

The product of its digits is 6912, while the sum is 29.

Adding to 313321144142 its reverse (241441123313), we get a palindrome (554762267455).

The spelling of 313321144142 in words is "three hundred thirteen billion, three hundred twenty-one million, one hundred forty-four thousand, one hundred forty-two".