22120112202120 has 192 divisors, whose sum is σ = 75148771276800. Its totient is φ = 5636157396480.

The previous prime is 22120112202113. The next prime is 22120112202163. The reversal of 22120112202120 is 2120221102122.

It is a happy number.

22120112202120 is a `hidden beast` number, since 221 + 2 + 0 + 11 + 220 + 212 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 22120112202093 and 22120112202102.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11663227 + ... + 13426506.

It is an arithmetic number, because the mean of its divisors is an integer number (391399850400).

Almost surely, 2^{22120112202120} is an apocalyptic number.

22120112202120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120112202120 is an abundant number, since it is smaller than the sum of its proper divisors (53028659074680).

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

22120112202120 is a wasteful number, since it uses less digits than its factorization.

22120112202120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25089860 (or 25089853 counting only the distinct ones).

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

Adding to 22120112202120 its reverse (2120221102122), we get a palindrome (24240333304242).

The spelling of 22120112202120 in words is "twenty-two trillion, one hundred twenty billion, one hundred twelve million, two hundred two thousand, one hundred twenty".