231201020131119 has 16 divisors (see below), whose sum is σ = 343554833552640. Its totient is φ = 153668351742840.

The previous prime is 231201020131097. The next prime is 231201020131141. The reversal of 231201020131119 is 911131020102132.

231201020131119 is a `hidden beast` number, since 2 + 3 + 120 + 10 + 201 + 311 + 19 = 666.

It is an interprime number because it is at equal distance from previous prime (231201020131097) and next prime (231201020131141).

It is not a de Polignac number, because 231201020131119 - 2⁷ = 231201020130991 is a prime.

It is a super-2 number, since 2×231201020131119² (a number of 30 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 231201020131092 and 231201020131101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231201020131199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12935037507 + ... + 12935055380.

It is an arithmetic number, because the mean of its divisors is an integer number (21472177097040).

Almost surely, 2^{231201020131119} is an apocalyptic number.

231201020131119 is a deficient number, since it is larger than the sum of its proper divisors (112353813421521).

231201020131119 is a wasteful number, since it uses less digits than its factorization.

231201020131119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25870093227 (or 25870093221 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 231201020131119 in words is "two hundred thirty-one trillion, two hundred one billion, twenty million, one hundred thirty-one thousand, one hundred nineteen".