22212421110 has 48 divisors (see below), whose sum is σ = 63002506320. Its totient is φ = 5384829120.

The previous prime is 22212421081. The next prime is 22212421117. The reversal of 22212421110 is 1112421222.

22212421110 is a `hidden beast` number, since 22 + 212 + 421 + 1 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212421117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11217405 + ... + 11219384.

It is an arithmetic number, because the mean of its divisors is an integer number (1312552215).

Almost surely, 2^22212421110 is an apocalyptic number.

22212421110 is an abundant number, since it is smaller than the sum of its proper divisors (40790085210).

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

22212421110 is a wasteful number, since it uses less digits than its factorization.

22212421110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22436813 (or 22436810 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22212421110 its reverse (1112421222), we get a palindrome (23324842332).

The spelling of 22212421110 in words is "twenty-two billion, two hundred twelve million, four hundred twenty-one thousand, one hundred ten".