2221303323 has 8 divisors (see below), whose sum is σ = 2962113808. Its totient is φ = 1480680864.

The previous prime is 2221303307. The next prime is 2221303333. The reversal of 2221303323 is 3233031222.

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

It is not a de Polignac number, because 2221303323 - 2⁴ = 2221303307 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 2221303323.

It is not an unprimeable number, because it can be changed into a prime (2221303303) 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, 16636 + ... + 68697.

It is an arithmetic number, because the mean of its divisors is an integer number (370264226).

Almost surely, 2^2221303323 is an apocalyptic number.

2221303323 is a deficient number, since it is larger than the sum of its proper divisors (740810485).

2221303323 is an equidigital number, since it uses as much as digits as its factorization.

2221303323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94013.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2221303323 is about 47130.7046732807. The cubic root of 2221303323 is about 1304.7759871502.

Adding to 2221303323 its reverse (3233031222), we get a palindrome (5454334545).

The spelling of 2221303323 in words is "two billion, two hundred twenty-one million, three hundred three thousand, three hundred twenty-three".