313120131111 has 10 divisors (see below), whose sum is σ = 467747356472. Its totient is φ = 208746754020.

The previous prime is 313120131101. The next prime is 313120131143. The reversal of 313120131111 is 111131021313.

313120131111 is a `hidden beast` number, since 31 + 312 + 0 + 1 + 311 + 11 = 666.

It is not a de Polignac number, because 313120131111 - 2¹³ = 313120122919 is a prime.

It is a super-3 number, since 3×313120131111³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313120131101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1932840235 + ... + 1932840396.

Almost surely, 2^313120131111 is an apocalyptic number.

313120131111 is a deficient number, since it is larger than the sum of its proper divisors (154627225361).

313120131111 is an equidigital number, since it uses as much as digits as its factorization.

313120131111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865680643 (or 3865680634 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 313120131111 its reverse (111131021313), we get a palindrome (424251152424).

The spelling of 313120131111 in words is "three hundred thirteen billion, one hundred twenty million, one hundred thirty-one thousand, one hundred eleven".