222222211002023 has 4 divisors (see below), whose sum is σ = 222765541591680. Its totient is φ = 221678880412368.

The previous prime is 222222211001983. The next prime is 222222211002049. The reversal of 222222211002023 is 320200112222222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222222211002023 - 2⁸ = 222222211001767 is a prime.

It is a super-2 number, since 2×222222211002023² (a number of 29 digits) contains 22 as substring.

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 222222211002023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222222211002073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271665294215 + ... + 271665295032.

It is an arithmetic number, because the mean of its divisors is an integer number (55691385397920).

Almost surely, 2^{222222211002023} is an apocalyptic number.

222222211002023 is a deficient number, since it is larger than the sum of its proper divisors (543330589657).

222222211002023 is an equidigital number, since it uses as much as digits as its factorization.

222222211002023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543330589656.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 222222211002023 its reverse (320200112222222), we get a palindrome (542422323224245).

The spelling of 222222211002023 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred eleven million, two thousand, twenty-three".