22122004120 has 64 divisors (see below), whose sum is σ = 52721474400. Its totient is φ = 8325273600.

The previous prime is 22122004097. The next prime is 22122004127. The reversal of 22122004120 is 2140022122.

It is a junction number, because it is equal to n+sod(n) for n = 22122004094 and 22122004103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122004127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3023026 + ... + 3030334.

Almost surely, 2^22122004120 is an apocalyptic number.

22122004120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22122004120 is an abundant number, since it is smaller than the sum of its proper divisors (30599470280).

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

22122004120 is a wasteful number, since it uses less digits than its factorization.

22122004120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11788 (or 11784 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22122004120 its reverse (2140022122), we get a palindrome (24262026242).

The spelling of 22122004120 in words is "twenty-two billion, one hundred twenty-two million, four thousand, one hundred twenty".