220123001300 has 18 divisors (see below), whose sum is σ = 477666913038. Its totient is φ = 88049200480.

The previous prime is 220123001291. The next prime is 220123001327. The reversal of 220123001300 is 3100321022.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 225780676 + 219897220624 = 15026^2 + 468932^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1100614907 + ... + 1100615106.

Almost surely, 2^220123001300 is an apocalyptic number.

220123001300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220123001300 is an abundant number, since it is smaller than the sum of its proper divisors (257543911738).

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

220123001300 is a wasteful number, since it uses less digits than its factorization.

220123001300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201230027 (or 2201230020 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 220123001300 its reverse (3100321022), we get a palindrome (223223322322).

The spelling of 220123001300 in words is "two hundred twenty billion, one hundred twenty-three million, one thousand, three hundred".