222310111123 has 4 divisors (see below), whose sum is σ = 222403639000. Its totient is φ = 222216583248.

The previous prime is 222310111099. The next prime is 222310111141. The reversal of 222310111123 is 321111013222.

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 222310111123 - 2⁵ = 222310111091 is a prime.

It is a super-2 number, since 2×222310111123² (a number of 23 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 222310111123.

It is not an unprimeable number, because it can be changed into a prime (222310111423) 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, 46760373 + ... + 46765126.

It is an arithmetic number, because the mean of its divisors is an integer number (55600909750).

Almost surely, 2^222310111123 is an apocalyptic number.

222310111123 is a deficient number, since it is larger than the sum of its proper divisors (93527877).

222310111123 is an equidigital number, since it uses as much as digits as its factorization.

222310111123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93527876.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 222310111123 its reverse (321111013222), we get a palindrome (543421124345).

The spelling of 222310111123 in words is "two hundred twenty-two billion, three hundred ten million, one hundred eleven thousand, one hundred twenty-three".