2223310303021 has 2 divisors, whose sum is σ = 2223310303022. Its totient is φ = 2223310303020.

The previous prime is 2223310302979. The next prime is 2223310303037. The reversal of 2223310303021 is 1203030133222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1220448258121 + 1002862044900 = 1104739^2 + 1001430^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223310303021 - 2¹⁵ = 2223310270253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2223310302983 and 2223310303001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223310300021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111655151510 + 1111655151511.

It is an arithmetic number, because the mean of its divisors is an integer number (1111655151511).

Almost surely, 2^{2223310303021} is an apocalyptic number.

It is an amenable number.

2223310303021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223310303021 is an equidigital number, since it uses as much as digits as its factorization.

2223310303021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2223310303021 its reverse (1203030133222), we get a palindrome (3426340436243).

The spelling of 2223310303021 in words is "two trillion, two hundred twenty-three billion, three hundred ten million, three hundred three thousand, twenty-one".