22232121102 has 24 divisors (see below), whose sum is σ = 48172360080. Its totient is φ = 7410281760.

The previous prime is 22232121097. The next prime is 22232121173. The reversal of 22232121102 is 20112123222.

22232121102 is a `hidden beast` number, since 222 + 321 + 21 + 102 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 535674 + ... + 575682.

It is an arithmetic number, because the mean of its divisors is an integer number (2007181670).

Almost surely, 2^22232121102 is an apocalyptic number.

22232121102 is an abundant number, since it is smaller than the sum of its proper divisors (25940238978).

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

22232121102 is a wasteful number, since it uses less digits than its factorization.

22232121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70888 (or 70885 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22232121102 its reverse (20112123222), we get a palindrome (42344244324).

The spelling of 22232121102 in words is "twenty-two billion, two hundred thirty-two million, one hundred twenty-one thousand, one hundred two".