22561454303020 has 24 divisors (see below), whose sum is σ = 47500851106800. Its totient is φ = 9001382279232.

The previous prime is 22561454302993. The next prime is 22561454303071. The reversal of 22561454303020 is 2030345416522.

It is a super-2 number, since 2×22561454303020² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1449957150 + ... + 1449972709.

It is an arithmetic number, because the mean of its divisors is an integer number (1979202129450).

Almost surely, 2^{22561454303020} is an apocalyptic number.

22561454303020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22561454303020 is an abundant number, since it is smaller than the sum of its proper divisors (24939396803780).

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

22561454303020 is a wasteful number, since it uses less digits than its factorization.

22561454303020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899930257 (or 2899930255 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 22561454303020 its reverse (2030345416522), we get a palindrome (24591799719542).

The spelling of 22561454303020 in words is "twenty-two trillion, five hundred sixty-one billion, four hundred fifty-four million, three hundred three thousand, twenty".