22053352013220 has 192 divisors, whose sum is σ = 68379960499200. Its totient is φ = 5265580362240.

The previous prime is 22053352013201. The next prime is 22053352013239. The reversal of 22053352013220 is 2231025335022.

It is an interprime number because it is at equal distance from previous prime (22053352013201) and next prime (22053352013239).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 282482551 + ... + 282560609.

It is an arithmetic number, because the mean of its divisors is an integer number (356145627600).

Almost surely, 2^{22053352013220} is an apocalyptic number.

22053352013220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22053352013220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34189980249600).

22053352013220 is an abundant number, since it is smaller than the sum of its proper divisors (46326608485980).

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

22053352013220 is a wasteful number, since it uses less digits than its factorization.

22053352013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84538 (or 84536 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 22053352013220 its reverse (2231025335022), we get a palindrome (24284377348242).

The spelling of 22053352013220 in words is "twenty-two trillion, fifty-three billion, three hundred fifty-two million, thirteen thousand, two hundred twenty".