22541321440000 has 360 divisors, whose sum is σ = 61820204802048. Its totient is φ = 8132221440000.

The previous prime is 22541321439937. The next prime is 22541321440007. The reversal of 22541321440000 is 4412314522.

It is a super-2 number, since 2×22541321440000² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22541321440007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 223469577 + ... + 223570423.

Almost surely, 2^{22541321440000} is an apocalyptic number.

22541321440000 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 22541321440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30910102401024).

22541321440000 is an abundant number, since it is smaller than the sum of its proper divisors (39278883362048).

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

22541321440000 is a wasteful number, since it uses less digits than its factorization.

22541321440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101021 (or 100992 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 22541321440000 its reverse (4412314522), we get a palindrome (22545733754522).

The spelling of 22541321440000 in words is "twenty-two trillion, five hundred forty-one billion, three hundred twenty-one million, four hundred forty thousand".