203102023102 has 24 divisors (see below), whose sum is σ = 344204281512. Its totient is φ = 89135676000.

The previous prime is 203102023087. The next prime is 203102023139. The reversal of 203102023102 is 201320201302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5470149 + ... + 5507152.

It is an arithmetic number, because the mean of its divisors is an integer number (14341845063).

Almost surely, 2^203102023102 is an apocalyptic number.

203102023102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

203102023102 is a deficient number, since it is larger than the sum of its proper divisors (141102258410).

203102023102 is a wasteful number, since it uses less digits than its factorization.

203102023102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10977372 (or 10977343 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 203102023102 its reverse (201320201302), we get a palindrome (404422224404).

The spelling of 203102023102 in words is "two hundred three billion, one hundred two million, twenty-three thousand, one hundred two".