22212112440123 has 192 divisors, whose sum is σ = 36411360620544. Its totient is φ = 12980505600000.

The previous prime is 22212112440109. The next prime is 22212112440143. The reversal of 22212112440123 is 32104421121222.

22212112440123 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 211 + 2 + 440 + 1 + 2 + 3 = 666.

It is not a de Polignac number, because 22212112440123 - 2²⁴ = 22212095662907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22212112440143) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5222690665 + ... + 5222694917.

It is an arithmetic number, because the mean of its divisors is an integer number (189642503232).

Almost surely, 2^{22212112440123} is an apocalyptic number.

22212112440123 is a deficient number, since it is larger than the sum of its proper divisors (14199248180421).

22212112440123 is a wasteful number, since it uses less digits than its factorization.

22212112440123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706 (or 4703 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 22212112440123 its reverse (32104421121222), we get a palindrome (54316533561345).

The spelling of 22212112440123 in words is "twenty-two trillion, two hundred twelve billion, one hundred twelve million, four hundred forty thousand, one hundred twenty-three".