222221021113 has 32 divisors (see below), whose sum is σ = 275794638336. Its totient is φ = 174352670208.

The previous prime is 222221021081. The next prime is 222221021119. The reversal of 222221021113 is 311120122222.

It is a cyclic number.

It is not a de Polignac number, because 222221021113 - 2⁵ = 222221021081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222221021119) 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, 12245995 + ... + 12264127.

It is an arithmetic number, because the mean of its divisors is an integer number (8618582448).

Almost surely, 2^222221021113 is an apocalyptic number.

It is an amenable number.

222221021113 is a deficient number, since it is larger than the sum of its proper divisors (53573617223).

222221021113 is a wasteful number, since it uses less digits than its factorization.

222221021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19273.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 222221021113 its reverse (311120122222), we get a palindrome (533341143335).

The spelling of 222221021113 in words is "two hundred twenty-two billion, two hundred twenty-one million, twenty-one thousand, one hundred thirteen".