102523100513200 has 30 divisors (see below), whose sum is σ = 246311748983924. Its totient is φ = 41009240205120.

The previous prime is 102523100513083. The next prime is 102523100513257. The reversal of 102523100513200 is 2315001325201.

It is a super-2 number, since 2×102523100513200² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128153875242 + ... + 128153876041.

Almost surely, 2^{102523100513200} is an apocalyptic number.

102523100513200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102523100513200 is an abundant number, since it is smaller than the sum of its proper divisors (143788648470724).

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

102523100513200 is a wasteful number, since it uses less digits than its factorization.

102523100513200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256307751301 (or 256307751290 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 102523100513200 its reverse (2315001325201), we get a palindrome (104838101838401).

The spelling of 102523100513200 in words is "one hundred two trillion, five hundred twenty-three billion, one hundred million, five hundred thirteen thousand, two hundred".