22660200660220 has 24 divisors (see below), whose sum is σ = 47600716035600. Its totient is φ = 9061357473792.

The previous prime is 22660200660137. The next prime is 22660200660269. The reversal of 22660200660220 is 2206600206622.

It is a super-2 number, since 2×22660200660220² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170106150 + ... + 170239309.

It is an arithmetic number, because the mean of its divisors is an integer number (1983363168150).

Almost surely, 2^{22660200660220} is an apocalyptic number.

22660200660220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22660200660220 is an abundant number, since it is smaller than the sum of its proper divisors (24940515375380).

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

22660200660220 is a wasteful number, since it uses less digits than its factorization.

22660200660220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340348797 (or 340348795 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 22660200660220 its reverse (2206600206622), we get a palindrome (24866800866842).

The spelling of 22660200660220 in words is "twenty-two trillion, six hundred sixty billion, two hundred million, six hundred sixty thousand, two hundred twenty".