22111123030 has 16 divisors (see below), whose sum is σ = 39808470240. Its totient is φ = 8842571712.

The previous prime is 22111123019. The next prime is 22111123043. The reversal of 22111123030 is 3032111122.

It is a junction number, because it is equal to n+sod(n) for n = 22111122995 and 22111123013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184719 + ... + 279898.

It is an arithmetic number, because the mean of its divisors is an integer number (2488029390).

Almost surely, 2^22111123030 is an apocalyptic number.

22111123030 is a deficient number, since it is larger than the sum of its proper divisors (17697347210).

22111123030 is a wasteful number, since it uses less digits than its factorization.

22111123030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469383.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22111123030 its reverse (3032111122), we get a palindrome (25143234152).

The spelling of 22111123030 in words is "twenty-two billion, one hundred eleven million, one hundred twenty-three thousand, thirty".