2031013011123 has 12 divisors (see below), whose sum is σ = 2933697946608. Its totient is φ = 1354002911280.

The previous prime is 2031013011113. The next prime is 2031013011161. The reversal of 2031013011123 is 3211103101302.

2031013011123 is a `hidden beast` number, since 20 + 310 + 1 + 301 + 11 + 23 = 666.

It is not a de Polignac number, because 2031013011123 - 2⁴ = 2031013011107 is a prime.

It is a super-2 number, since 2×2031013011123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2031013011096 and 2031013011105.

It is not an unprimeable number, because it can be changed into a prime (2031013011113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3413161 + ... + 3963797.

It is an arithmetic number, because the mean of its divisors is an integer number (244474828884).

Almost surely, 2^{2031013011123} is an apocalyptic number.

2031013011123 is a deficient number, since it is larger than the sum of its proper divisors (902684935485).

2031013011123 is a wasteful number, since it uses less digits than its factorization.

2031013011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960474 (or 960471 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2031013011123 its reverse (3211103101302), we get a palindrome (5242116112425).

The spelling of 2031013011123 in words is "two trillion, thirty-one billion, thirteen million, eleven thousand, one hundred twenty-three".