22301132320220 has 48 divisors (see below), whose sum is σ = 51073284581760. Its totient is φ = 8130033040896.

The previous prime is 22301132320183. The next prime is 22301132320249. The reversal of 22301132320220 is 2202323110322.

It is a super-2 number, since 2×22301132320220² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542850257 + ... + 542891336.

It is an arithmetic number, because the mean of its divisors is an integer number (1064026762120).

Almost surely, 2^{22301132320220} is an apocalyptic number.

22301132320220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22301132320220 is an abundant number, since it is smaller than the sum of its proper divisors (28772152261540).

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

22301132320220 is a wasteful number, since it uses less digits than its factorization.

22301132320220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085741694 (or 1085741692 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22301132320220 its reverse (2202323110322), we get a palindrome (24503455430542).

The spelling of 22301132320220 in words is "twenty-two trillion, three hundred one billion, one hundred thirty-two million, three hundred twenty thousand, two hundred twenty".