222021012102009 has 16 divisors (see below), whose sum is σ = 300244413260160. Its totient is φ = 145906462123520.

The previous prime is 222021012101983. The next prime is 222021012102053. The reversal of 222021012102009 is 900201210120222.

It is a cyclic number.

It is not a de Polignac number, because 222021012102009 - 2⁸ = 222021012101753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222021012102009.

It is not an unprimeable number, because it can be changed into a prime (222021012102709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80213112 + ... + 82934825.

It is an arithmetic number, because the mean of its divisors is an integer number (18765275828760).

Almost surely, 2^{222021012102009} is an apocalyptic number.

It is an amenable number.

222021012102009 is a deficient number, since it is larger than the sum of its proper divisors (78223401158151).

222021012102009 is a wasteful number, since it uses less digits than its factorization.

222021012102009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163154400.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 222021012102009 in words is "two hundred twenty-two trillion, twenty-one billion, twelve million, one hundred two thousand, nine".