102323002402 has 16 divisors (see below), whose sum is σ = 154422306360. Its totient is φ = 50849676288.

The previous prime is 102323002391. The next prime is 102323002423. The reversal of 102323002402 is 204200323201.

It can be written as a sum of positive squares in 4 ways, for example, as 83110547521 + 19212454881 = 288289^2 + 138609^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102323002402.

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, 70668 + ... + 457864.

Almost surely, 2^102323002402 is an apocalyptic number.

102323002402 is a deficient number, since it is larger than the sum of its proper divisors (52099303958).

102323002402 is a wasteful number, since it uses less digits than its factorization.

102323002402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388005.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 102323002402 its reverse (204200323201), we get a palindrome (306523325603).

The spelling of 102323002402 in words is "one hundred two billion, three hundred twenty-three million, two thousand, four hundred two".