313230111129 has 48 divisors (see below), whose sum is σ = 510296439744. Its totient is φ = 190848312000.

The previous prime is 313230111107. The next prime is 313230111157. The reversal of 313230111129 is 921111032313.

313230111129 is a `hidden beast` number, since 313 + 230 + 1 + 1 + 112 + 9 = 666.

313230111129 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 313230111129 - 2⁵ = 313230111097 is a prime.

It is a super-2 number, since 2×313230111129² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (313230111629) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 171807 + ... + 809924.

It is an arithmetic number, because the mean of its divisors is an integer number (10631175828).

Almost surely, 2^313230111129 is an apocalyptic number.

313230111129 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

313230111129 is a deficient number, since it is larger than the sum of its proper divisors (197066328615).

313230111129 is a wasteful number, since it uses less digits than its factorization.

313230111129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981860 (or 981848 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The spelling of 313230111129 in words is "three hundred thirteen billion, two hundred thirty million, one hundred eleven thousand, one hundred twenty-nine".