22022421314320 has 120 divisors (see below), whose sum is σ = 59604804934488. Its totient is φ = 7545075148800.

The previous prime is 22022421314297. The next prime is 22022421314393. The reversal of 22022421314320 is 2341312422022.

It can be written as a sum of positive squares in 4 ways, for example, as 4049705462544 + 17972715851776 = 2012388^2 + 4239424^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3379500 + ... + 7447540.

Almost surely, 2^{22022421314320} is an apocalyptic number.

22022421314320 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 22022421314320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29802402467244).

22022421314320 is an abundant number, since it is smaller than the sum of its proper divisors (37582383620168).

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

22022421314320 is a wasteful number, since it uses less digits than its factorization.

22022421314320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4069449 (or 4069436 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22022421314320 its reverse (2341312422022), we get a palindrome (24363733736342).

The spelling of 22022421314320 in words is "twenty-two trillion, twenty-two billion, four hundred twenty-one million, three hundred fourteen thousand, three hundred twenty".