100621216514 has 32 divisors (see below), whose sum is σ = 191754587136. Its totient is φ = 38522122560.

The previous prime is 100621216471. The next prime is 100621216561. The reversal of 100621216514 is 415612126001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8911517 + ... + 8922800.

It is an arithmetic number, because the mean of its divisors is an integer number (5992330848).

Almost surely, 2^100621216514 is an apocalyptic number.

100621216514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100621216514 is a deficient number, since it is larger than the sum of its proper divisors (91133370622).

100621216514 is a wasteful number, since it uses less digits than its factorization.

100621216514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17834370.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 100621216514 in words is "one hundred billion, six hundred twenty-one million, two hundred sixteen thousand, five hundred fourteen".