22111134155 has 32 divisors (see below), whose sum is σ = 29792641536. Its totient is φ = 15613920000.

The previous prime is 22111134139. The next prime is 22111134179. The reversal of 22111134155 is 55143111122.

It is not a de Polignac number, because 22111134155 - 2⁴ = 22111134139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 452570 + ... + 499040.

It is an arithmetic number, because the mean of its divisors is an integer number (931020048).

Almost surely, 2^22111134155 is an apocalyptic number.

22111134155 is a deficient number, since it is larger than the sum of its proper divisors (7681507381).

22111134155 is a wasteful number, since it uses less digits than its factorization.

22111134155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46739.

The product of its digits is 1200, while the sum is 26.

Adding to 22111134155 its reverse (55143111122), we get a palindrome (77254245277).

The spelling of 22111134155 in words is "twenty-two billion, one hundred eleven million, one hundred thirty-four thousand, one hundred fifty-five".