522222123 has 8 divisors (see below), whose sum is σ = 711111168. Its totient is φ = 340740584.

The previous prime is 522222089. The next prime is 522222191. The reversal of 522222123 is 321222225.

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 522222123 - 2²² = 518027819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 522222123.

It is not an unprimeable number, because it can be changed into a prime (522222023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851711 + ... + 1851992.

It is an arithmetic number, because the mean of its divisors is an integer number (88888896).

Almost surely, 2^522222123 is an apocalyptic number.

522222123 is a deficient number, since it is larger than the sum of its proper divisors (188889045).

522222123 is a wasteful number, since it uses less digits than its factorization.

522222123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703753.

The product of its digits is 960, while the sum is 21.

The square root of 522222123 is about 22852.1798303794. The cubic root of 522222123 is about 805.2889787186.

Adding to 522222123 its reverse (321222225), we get a palindrome (843444348).

It can be divided in two parts, 52222 and 2123, that added together give a palindrome (54345).

The spelling of 522222123 in words is "five hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty-three".