102443113402 has 64 divisors (see below), whose sum is σ = 183697113600. Its totient is φ = 41938744320.

The previous prime is 102443113373. The next prime is 102443113411. The reversal of 102443113402 is 204311344201.

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 31 ways as a sum of consecutive naturals, for example, 5252124 + ... + 5271592.

It is an arithmetic number, because the mean of its divisors is an integer number (2870267400).

Almost surely, 2^102443113402 is an apocalyptic number.

102443113402 is a deficient number, since it is larger than the sum of its proper divisors (81254000198).

102443113402 is a wasteful number, since it uses less digits than its factorization.

102443113402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19711.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 102443113402 its reverse (204311344201), we get a palindrome (306754457603).

The spelling of 102443113402 in words is "one hundred two billion, four hundred forty-three million, one hundred thirteen thousand, four hundred two".