102113404402 has 8 divisors (see below), whose sum is σ = 153259112412. Its totient is φ = 51027033600.

The previous prime is 102113404363. The next prime is 102113404493. The reversal of 102113404402 is 204404311201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 86682547561 + 15430856841 = 294419^2 + 124221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14829999 + ... + 14836882.

Almost surely, 2^102113404402 is an apocalyptic number.

102113404402 is a deficient number, since it is larger than the sum of its proper divisors (51145708010).

102113404402 is a wasteful number, since it uses less digits than its factorization.

102113404402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29668604.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 102113404402 its reverse (204404311201), we get a palindrome (306517715603).

The spelling of 102113404402 in words is "one hundred two billion, one hundred thirteen million, four hundred four thousand, four hundred two".