220124221320 has 32 divisors (see below), whose sum is σ = 660372664320. Its totient is φ = 58699792320.

The previous prime is 220124221309. The next prime is 220124221333. The reversal of 220124221320 is 23122421022.

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, 917184136 + ... + 917184375.

It is an arithmetic number, because the mean of its divisors is an integer number (20636645760).

Almost surely, 2^220124221320 is an apocalyptic number.

220124221320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220124221320 is an abundant number, since it is smaller than the sum of its proper divisors (440248443000).

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

220124221320 is a wasteful number, since it uses less digits than its factorization.

220124221320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834368525 (or 1834368521 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 220124221320 its reverse (23122421022), we get a palindrome (243246642342).

The spelling of 220124221320 in words is "two hundred twenty billion, one hundred twenty-four million, two hundred twenty-one thousand, three hundred twenty".