22122110010 has 256 divisors, whose sum is σ = 74387496960. Its totient is φ = 4058588160.

The previous prime is 22122109973. The next prime is 22122110027. The reversal of 22122110010 is 1001122122.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 674676 + ... + 706704.

It is an arithmetic number, because the mean of its divisors is an integer number (290576160).

Almost surely, 2^22122110010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22122110010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37193748480).

22122110010 is an abundant number, since it is smaller than the sum of its proper divisors (52265386950).

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

22122110010 is a wasteful number, since it uses less digits than its factorization.

22122110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32093.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22122110010 its reverse (1001122122), we get a palindrome (23123232132).

The spelling of 22122110010 in words is "twenty-two billion, one hundred twenty-two million, one hundred ten thousand, ten".