22013465700 has 72 divisors (see below), whose sum is σ = 63900028192. Its totient is φ = 5851111680.

The previous prime is 22013465693. The next prime is 22013465711. The reversal of 22013465700 is 756431022.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27409 + ... + 211608.

Almost surely, 2^22013465700 is an apocalyptic number.

22013465700 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 22013465700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31950014096).

22013465700 is an abundant number, since it is smaller than the sum of its proper divisors (41886562492).

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

22013465700 is a wasteful number, since it uses less digits than its factorization.

22013465700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239341 (or 239334 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

Adding to 22013465700 its reverse (756431022), we get a palindrome (22769896722).

The spelling of 22013465700 in words is "twenty-two billion, thirteen million, four hundred sixty-five thousand, seven hundred".