22663203131240 has 64 divisors (see below), whose sum is σ = 60810582332160. Its totient is φ = 7432404503040.

The previous prime is 22663203131213. The next prime is 22663203131243. The reversal of 22663203131240 is 4213130236622.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 22663203131240.

It is not an unprimeable number, because it can be changed into a prime (22663203131243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1759559021 + ... + 1759571900.

It is an arithmetic number, because the mean of its divisors is an integer number (950165348940).

Almost surely, 2^{22663203131240} is an apocalyptic number.

22663203131240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22663203131240 is an abundant number, since it is smaller than the sum of its proper divisors (38147379200920).

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

22663203131240 is a wasteful number, since it uses less digits than its factorization.

22663203131240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519130962 (or 3519130958 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 22663203131240 its reverse (4213130236622), we get a palindrome (26876333367862).

The spelling of 22663203131240 in words is "twenty-two trillion, six hundred sixty-three billion, two hundred three million, one hundred thirty-one thousand, two hundred forty".