2123112521024 has 56 divisors (see below), whose sum is σ = 4651430380128. Its totient is φ = 953423997440.

The previous prime is 2123112521021. The next prime is 2123112521027. The reversal of 2123112521024 is 4201252113212.

It is an interprime number because it is at equal distance from previous prime (2123112521021) and next prime (2123112521027).

It is a junction number, because it is equal to n+sod(n) for n = 2123112520984 and 2123112521002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123112521021) 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, 18108947 + ... + 18225810.

It is an arithmetic number, because the mean of its divisors is an integer number (83061256788).

Almost surely, 2^{2123112521024} is an apocalyptic number.

It is an amenable number.

2123112521024 is an abundant number, since it is smaller than the sum of its proper divisors (2528317859104).

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

2123112521024 is a wasteful number, since it uses less digits than its factorization.

2123112521024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36334863 (or 36334853 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 2123112521024 its reverse (4201252113212), we get a palindrome (6324364634236).

The spelling of 2123112521024 in words is "two trillion, one hundred twenty-three billion, one hundred twelve million, five hundred twenty-one thousand, twenty-four".