22555311123 has 16 divisors (see below), whose sum is σ = 31591929600. Its totient is φ = 14286559584.

The previous prime is 22555311101. The next prime is 22555311127. The reversal of 22555311123 is 32111355522.

It is not a de Polignac number, because 22555311123 - 2⁹ = 22555310611 is a prime.

It is a super-2 number, since 2×22555311123² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22555311127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086661 + ... + 1107222.

It is an arithmetic number, because the mean of its divisors is an integer number (1974495600).

Almost surely, 2^22555311123 is an apocalyptic number.

22555311123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22555311123 is a deficient number, since it is larger than the sum of its proper divisors (9036618477).

22555311123 is a wasteful number, since it uses less digits than its factorization.

22555311123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194058.

The product of its digits is 9000, while the sum is 30.

Adding to 22555311123 its reverse (32111355522), we get a palindrome (54666666645).

The spelling of 22555311123 in words is "twenty-two billion, five hundred fifty-five million, three hundred eleven thousand, one hundred twenty-three".