100222221738966 has 64 divisors (see below), whose sum is σ = 208477805875200. Its totient is φ = 32081032569600.

The previous prime is 100222221738959. The next prime is 100222221738967. The reversal of 100222221738966 is 669837122222001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222221738967) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195192765 + ... + 195705543.

It is an arithmetic number, because the mean of its divisors is an integer number (3257465716800).

Almost surely, 2^{100222221738966} is an apocalyptic number.

100222221738966 is an abundant number, since it is smaller than the sum of its proper divisors (108255584136234).

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

100222221738966 is a wasteful number, since it uses less digits than its factorization.

100222221738966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518885.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 100222221738966 in words is "one hundred trillion, two hundred twenty-two billion, two hundred twenty-one million, seven hundred thirty-eight thousand, nine hundred sixty-six".