2221202323 has 8 divisors (see below), whose sum is σ = 2259644400. Its totient is φ = 2182786848.

The previous prime is 2221202293. The next prime is 2221202341. The reversal of 2221202323 is 3232021222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2221202323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221202323.

It is not an unprimeable number, because it can be changed into a prime (2221202363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239293 + ... + 248401.

It is an arithmetic number, because the mean of its divisors is an integer number (282455550).

Almost surely, 2^2221202323 is an apocalyptic number.

2221202323 is a deficient number, since it is larger than the sum of its proper divisors (38442077).

2221202323 is an equidigital number, since it uses as much as digits as its factorization.

2221202323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13301.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2221202323 is about 47129.6331727715. The cubic root of 2221202323 is about 1304.7562113170.

Adding to 2221202323 its reverse (3232021222), we get a palindrome (5453223545).

The spelling of 2221202323 in words is "two billion, two hundred twenty-one million, two hundred two thousand, three hundred twenty-three".