22541140000 has 240 divisors, whose sum is σ = 57796599168. Its totient is φ = 8643456000.

The previous prime is 22541139997. The next prime is 22541140007. The reversal of 22541140000 is 4114522.

It is a self number, because there is not a number n which added to its sum of digits gives 22541140000.

It is not an unprimeable number, because it can be changed into a prime (22541140007) 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, 61419817 + ... + 61420183.

Almost surely, 2^22541140000 is an apocalyptic number.

22541140000 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 22541140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28898299584).

22541140000 is an abundant number, since it is smaller than the sum of its proper divisors (35255459168).

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

22541140000 is an equidigital number, since it uses as much as digits as its factorization.

22541140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517 (or 494 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 22541140000 its reverse (4114522), we get a palindrome (22545254522).

The spelling of 22541140000 in words is "twenty-two billion, five hundred forty-one million, one hundred forty thousand".