220322023120 has 20 divisors (see below), whose sum is σ = 512248703940. Its totient is φ = 88128809216.

The previous prime is 220322023109. The next prime is 220322023127. The reversal of 220322023120 is 21320223022.

It can be written as a sum of positive squares in 2 ways, for example, as 94918215744 + 125403807376 = 308088^2 + 354124^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220322023127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377012565 + ... + 1377012724.

It is an arithmetic number, because the mean of its divisors is an integer number (25612435197).

Almost surely, 2^220322023120 is an apocalyptic number.

220322023120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220322023120 is an abundant number, since it is smaller than the sum of its proper divisors (291926680820).

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

220322023120 is a wasteful number, since it uses less digits than its factorization.

220322023120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754025302 (or 2754025296 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 220322023120 its reverse (21320223022), we get a palindrome (241642246142).

The spelling of 220322023120 in words is "two hundred twenty billion, three hundred twenty-two million, twenty-three thousand, one hundred twenty".