102203885718 has 48 divisors (see below), whose sum is σ = 241811768016. Its totient is φ = 30940240320.

The previous prime is 102203885699. The next prime is 102203885723. The reversal of 102203885718 is 817588302201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54205 + ... + 455352.

It is an arithmetic number, because the mean of its divisors is an integer number (5037745167).

Almost surely, 2^102203885718 is an apocalyptic number.

102203885718 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

102203885718 is an abundant number, since it is smaller than the sum of its proper divisors (139607882298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102203885718 is a wasteful number, since it uses less digits than its factorization.

102203885718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510589 (or 510586 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 102203885718 in words is "one hundred two billion, two hundred three million, eight hundred eighty-five thousand, seven hundred eighteen".