2031302331123 has 16 divisors (see below), whose sum is σ = 3088314857376. Its totient is φ = 1176500897280.

The previous prime is 2031302331061. The next prime is 2031302331143. The reversal of 2031302331123 is 3211332031302.

It is not a de Polignac number, because 2031302331123 - 2¹⁴ = 2031302314739 is a prime.

It is a super-2 number, since 2×2031302331123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2031302331093 and 2031302331102.

It is not an unprimeable number, because it can be changed into a prime (2031302331143) 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, 1531901548 + ... + 1531902873.

It is an arithmetic number, because the mean of its divisors is an integer number (193019678586).

Almost surely, 2^{2031302331123} is an apocalyptic number.

2031302331123 is a deficient number, since it is larger than the sum of its proper divisors (1057012526253).

2031302331123 is a wasteful number, since it uses less digits than its factorization.

2031302331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063804454.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2031302331123 its reverse (3211332031302), we get a palindrome (5242634362425).

The spelling of 2031302331123 in words is "two trillion, thirty-one billion, three hundred two million, three hundred thirty-one thousand, one hundred twenty-three".