102440204332 has 24 divisors (see below), whose sum is σ = 185647149072. Its totient is φ = 49429848000.

The previous prime is 102440204323. The next prime is 102440204359. The reversal of 102440204332 is 233402044201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102440204297 and 102440204306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3947794 + ... + 3973657.

It is an arithmetic number, because the mean of its divisors is an integer number (7735297878).

Almost surely, 2^102440204332 is an apocalyptic number.

It is an amenable number.

102440204332 is a deficient number, since it is larger than the sum of its proper divisors (83206944740).

102440204332 is a wasteful number, since it uses less digits than its factorization.

102440204332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7921569 (or 7921567 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 102440204332 its reverse (233402044201), we get a palindrome (335842248533).

The spelling of 102440204332 in words is "one hundred two billion, four hundred forty million, two hundred four thousand, three hundred thirty-two".