222102210211021 has 8 divisors (see below), whose sum is σ = 254117265482880. Its totient is φ = 190158696963888.

The previous prime is 222102210211009. The next prime is 222102210211031. The reversal of 222102210211021 is 120112012201222.

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 222102210211021 - 2⁹ = 222102210210509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222102210211021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102210211031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17885499526 + ... + 17885511943.

It is an arithmetic number, because the mean of its divisors is an integer number (31764658185360).

Almost surely, 2^{222102210211021} is an apocalyptic number.

It is an amenable number.

222102210211021 is a deficient number, since it is larger than the sum of its proper divisors (32015055271859).

222102210211021 is an equidigital number, since it uses as much as digits as its factorization.

222102210211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35771012363.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222102210211021 its reverse (120112012201222), we get a palindrome (342214222412243).

The spelling of 222102210211021 in words is "two hundred twenty-two trillion, one hundred two billion, two hundred ten million, two hundred eleven thousand, twenty-one".