2220221200323 has 16 divisors (see below), whose sum is σ = 3383235048960. Its totient is φ = 1268682514176.

The previous prime is 2220221200283. The next prime is 2220221200357. The reversal of 2220221200323 is 3230021220222.

It is not a de Polignac number, because 2220221200323 - 2¹⁶ = 2220221134787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2220221200323.

It is not an unprimeable number, because it can be changed into a prime (2220221202323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276618 + ... + 2463776.

It is an arithmetic number, because the mean of its divisors is an integer number (211452190560).

Almost surely, 2^{2220221200323} is an apocalyptic number.

2220221200323 is a deficient number, since it is larger than the sum of its proper divisors (1163013848637).

2220221200323 is a wasteful number, since it uses less digits than its factorization.

2220221200323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276226.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 2220221200323 its reverse (3230021220222), we get a palindrome (5450242420545).

The spelling of 2220221200323 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, two hundred thousand, three hundred twenty-three".