21332222310120 has 128 divisors (see below), whose sum is σ = 64107270115200. Its totient is φ = 5678764688384.

The previous prime is 21332222310107. The next prime is 21332222310173. The reversal of 21332222310120 is 2101322223312.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446079571 + ... + 446127389.

It is an arithmetic number, because the mean of its divisors is an integer number (500838047775).

Almost surely, 2^{21332222310120} is an apocalyptic number.

21332222310120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21332222310120 is an abundant number, since it is smaller than the sum of its proper divisors (42775047805080).

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

21332222310120 is a wasteful number, since it uses less digits than its factorization.

21332222310120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54179 (or 54175 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21332222310120 its reverse (2101322223312), we get a palindrome (23433544533432).

The spelling of 21332222310120 in words is "twenty-one trillion, three hundred thirty-two billion, two hundred twenty-two million, three hundred ten thousand, one hundred twenty".