2124251410125 has 128 divisors (see below), whose sum is σ = 3942836352000. Its totient is φ = 1008463948800.

The previous prime is 2124251410121. The next prime is 2124251410129. The reversal of 2124251410125 is 5210141524212.

It is an interprime number because it is at equal distance from previous prime (2124251410121) and next prime (2124251410129).

It is not a de Polignac number, because 2124251410125 - 2² = 2124251410121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2124251410092 and 2124251410101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124251410121) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 118604671 + ... + 118622579.

It is an arithmetic number, because the mean of its divisors is an integer number (30803409000).

Almost surely, 2^{2124251410125} is an apocalyptic number.

2124251410125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2124251410125 is a deficient number, since it is larger than the sum of its proper divisors (1818584941875).

2124251410125 is a wasteful number, since it uses less digits than its factorization.

2124251410125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18808 (or 18798 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 2124251410125 its reverse (5210141524212), we get a palindrome (7334392934337).

The spelling of 2124251410125 in words is "two trillion, one hundred twenty-four billion, two hundred fifty-one million, four hundred ten thousand, one hundred twenty-five".