22542012300 has 144 divisors (see below), whose sum is σ = 68739350400. Its totient is φ = 5687769600.

The previous prime is 22542012299. The next prime is 22542012329. The reversal of 22542012300 is 321024522.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5806360 + ... + 5810240.

It is an arithmetic number, because the mean of its divisors is an integer number (477356600).

Almost surely, 2^22542012300 is an apocalyptic number.

22542012300 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 22542012300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34369675200).

22542012300 is an abundant number, since it is smaller than the sum of its proper divisors (46197338100).

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

22542012300 is a wasteful number, since it uses less digits than its factorization.

22542012300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4936 (or 4929 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 22542012300 its reverse (321024522), we get a palindrome (22863036822).

The spelling of 22542012300 in words is "twenty-two billion, five hundred forty-two million, twelve thousand, three hundred".