22300145600 has 84 divisors (see below), whose sum is σ = 54921150000. Its totient is φ = 8912117760.

The previous prime is 22300145597. The next prime is 22300145633. The reversal of 22300145600 is 654100322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1992821 + ... + 2003979.

Almost surely, 2^22300145600 is an apocalyptic number.

22300145600 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 22300145600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27460575000).

22300145600 is an abundant number, since it is smaller than the sum of its proper divisors (32621004400).

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

22300145600 is a wasteful number, since it uses less digits than its factorization.

22300145600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12430 (or 12415 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 22300145600 its reverse (654100322), we get a palindrome (22954245922).

The spelling of 22300145600 in words is "twenty-two billion, three hundred million, one hundred forty-five thousand, six hundred".