102021112099 has 8 divisors (see below), whose sum is σ = 102087850832. Its totient is φ = 101954401920.

The previous prime is 102021112057. The next prime is 102021112117. The reversal of 102021112099 is 990211120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102021112099 - 2¹⁵ = 102021079331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102021119099) 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, 17344639 + ... + 17350519.

It is an arithmetic number, because the mean of its divisors is an integer number (12760981354).

Almost surely, 2^102021112099 is an apocalyptic number.

102021112099 is a deficient number, since it is larger than the sum of its proper divisors (66738733).

102021112099 is an equidigital number, since it uses as much as digits as its factorization.

102021112099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14277.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 102021112099 in words is "one hundred two billion, twenty-one million, one hundred twelve thousand, ninety-nine".