22032321120 has 72 divisors (see below), whose sum is σ = 75185300736. Its totient is φ = 5875285248.

The previous prime is 22032321097. The next prime is 22032321127. The reversal of 22032321120 is 2112323022.

22032321120 is a `hidden beast` number, since 220 + 3 + 2 + 321 + 120 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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 = 22032321093 and 22032321102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032321127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7648672 + ... + 7651551.

It is an arithmetic number, because the mean of its divisors is an integer number (1044240288).

Almost surely, 2^22032321120 is an apocalyptic number.

22032321120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22032321120 is an abundant number, since it is smaller than the sum of its proper divisors (53152979616).

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

22032321120 is a wasteful number, since it uses less digits than its factorization.

22032321120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15300244 (or 15300233 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22032321120 its reverse (2112323022), we get a palindrome (24144644142).

The spelling of 22032321120 in words is "twenty-two billion, thirty-two million, three hundred twenty-one thousand, one hundred twenty".