2123132331124 has 24 divisors (see below), whose sum is σ = 4274763091200. Its totient is φ = 903807050016.

The previous prime is 2123132331109. The next prime is 2123132331127. The reversal of 2123132331124 is 4211332313212.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 2123132331092 and 2123132331101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123132331127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254446012 + ... + 254454355.

It is an arithmetic number, because the mean of its divisors is an integer number (178115128800).

Almost surely, 2^{2123132331124} is an apocalyptic number.

It is an amenable number.

2123132331124 is an abundant number, since it is smaller than the sum of its proper divisors (2151630760076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123132331124 is a wasteful number, since it uses less digits than its factorization.

2123132331124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508900527 (or 508900525 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 2123132331124 its reverse (4211332313212), we get a palindrome (6334464644336).

The spelling of 2123132331124 in words is "two trillion, one hundred twenty-three billion, one hundred thirty-two million, three hundred thirty-one thousand, one hundred twenty-four".