102402224132 has 24 divisors (see below), whose sum is σ = 195157229400. Its totient is φ = 46731522816.

The previous prime is 102402224129. The next prime is 102402224167. The reversal of 102402224132 is 231422204201.

It can be written as a sum of positive squares in 4 ways, for example, as 369254656 + 102032969476 = 19216^2 + 319426^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102402224098 and 102402224107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11058707 + ... + 11067962.

It is an arithmetic number, because the mean of its divisors is an integer number (8131551225).

Almost surely, 2^102402224132 is an apocalyptic number.

It is an amenable number.

102402224132 is a deficient number, since it is larger than the sum of its proper divisors (92755005268).

102402224132 is a wasteful number, since it uses less digits than its factorization.

102402224132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22126775 (or 22126773 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 102402224132 its reverse (231422204201), we get a palindrome (333824428333).

The spelling of 102402224132 in words is "one hundred two billion, four hundred two million, two hundred twenty-four thousand, one hundred thirty-two".