102323505400 has 48 divisors (see below), whose sum is σ = 238969080000. Its totient is φ = 40745844480.

The previous prime is 102323505397. The next prime is 102323505413. The reversal of 102323505400 is 4505323201.

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, 1102525 + ... + 1191724.

It is an arithmetic number, because the mean of its divisors is an integer number (4978522500).

Almost surely, 2^102323505400 is an apocalyptic number.

102323505400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102323505400 is an abundant number, since it is smaller than the sum of its proper divisors (136645574600).

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

102323505400 is a wasteful number, since it uses less digits than its factorization.

102323505400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294488 (or 2294479 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 102323505400 its reverse (4505323201), we get a palindrome (106828828601).

The spelling of 102323505400 in words is "one hundred two billion, three hundred twenty-three million, five hundred five thousand, four hundred".