21303200118 has 16 divisors (see below), whose sum is σ = 42608364336. Its totient is φ = 7100739360.

The previous prime is 21303200117. The next prime is 21303200167. The reversal of 21303200118 is 81100230312.

21303200118 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 21303200094 and 21303200103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21303200117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85480 + ... + 223412.

It is an arithmetic number, because the mean of its divisors is an integer number (2663022771).

Almost surely, 2^21303200118 is an apocalyptic number.

21303200118 is an abundant number, since it is smaller than the sum of its proper divisors (21305164218).

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

21303200118 is a wasteful number, since it uses less digits than its factorization.

21303200118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163679.

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 21303200118 in words is "twenty-one billion, three hundred three million, two hundred thousand, one hundred eighteen".