102512543200 has 72 divisors (see below), whose sum is σ = 264979883952. Its totient is φ = 38592952320.

The previous prime is 102512543197. The next prime is 102512543233. The reversal of 102512543200 is 2345215201.

102512543200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3755244 + ... + 3782443.

It is an arithmetic number, because the mean of its divisors is an integer number (3680276166).

Almost surely, 2^102512543200 is an apocalyptic number.

102512543200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102512543200 is an abundant number, since it is smaller than the sum of its proper divisors (162467340752).

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

102512543200 is a wasteful number, since it uses less digits than its factorization.

102512543200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7537724 (or 7537711 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 102512543200 its reverse (2345215201), we get a palindrome (104857758401).

The spelling of 102512543200 in words is "one hundred two billion, five hundred twelve million, five hundred forty-three thousand, two hundred".