102150430125 has 32 divisors (see below), whose sum is σ = 175839655680. Its totient is φ = 52601595200.

The previous prime is 102150430099. The next prime is 102150430141. The reversal of 102150430125 is 521034051201.

It is a happy number.

It is not a de Polignac number, because 102150430125 - 2¹⁸ = 102150167981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102150430095 and 102150430104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4685697 + ... + 4707446.

It is an arithmetic number, because the mean of its divisors is an integer number (5494989240).

Almost surely, 2^102150430125 is an apocalyptic number.

102150430125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102150430125 is a deficient number, since it is larger than the sum of its proper divisors (73689225555).

102150430125 is an equidigital number, since it uses as much as digits as its factorization.

102150430125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9393190 (or 9393180 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 102150430125 its reverse (521034051201), we get a palindrome (623184481326).

The spelling of 102150430125 in words is "one hundred two billion, one hundred fifty million, four hundred thirty thousand, one hundred twenty-five".