22112012223030 has 32 divisors (see below), whose sum is σ = 53211105044064. Its totient is φ = 5880728180736.

The previous prime is 22112012223017. The next prime is 22112012223053. The reversal of 22112012223030 is 3032221021122.

It is a junction number, because it is equal to n+sod(n) for n = 22112012222988 and 22112012223006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 988014379 + ... + 988036758.

It is an arithmetic number, because the mean of its divisors is an integer number (1662847032627).

Almost surely, 2^{22112012223030} is an apocalyptic number.

22112012223030 is an abundant number, since it is smaller than the sum of its proper divisors (31099092821034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22112012223030 is a wasteful number, since it uses less digits than its factorization.

22112012223030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976051520.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22112012223030 its reverse (3032221021122), we get a palindrome (25144233244152).

The spelling of 22112012223030 in words is "twenty-two trillion, one hundred twelve billion, twelve million, two hundred twenty-three thousand, thirty".