102210211994 has 16 divisors (see below), whose sum is σ = 171773428896. Its totient is φ = 45203533200.

The previous prime is 102210211993. The next prime is 102210212023. The reversal of 102210211994 is 499112012201.

102210211994 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 102210211994.

It is not an unprimeable number, because it can be changed into a prime (102210211991) 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, 62781872 + ... + 62783499.

It is an arithmetic number, because the mean of its divisors is an integer number (10735839306).

Almost surely, 2^102210211994 is an apocalyptic number.

102210211994 is a deficient number, since it is larger than the sum of its proper divisors (69563216902).

102210211994 is a wasteful number, since it uses less digits than its factorization.

102210211994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125565421.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 102210211994 in words is "one hundred two billion, two hundred ten million, two hundred eleven thousand, nine hundred ninety-four".