2202331213021 has 2 divisors, whose sum is σ = 2202331213022. Its totient is φ = 2202331213020.

The previous prime is 2202331213013. The next prime is 2202331213031. The reversal of 2202331213021 is 1203121332022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2127411859225 + 74919353796 = 1458565^2 + 273714^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202331213021 - 2³ = 2202331213013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2202331212983 and 2202331213001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2202331213031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101165606510 + 1101165606511.

It is an arithmetic number, because the mean of its divisors is an integer number (1101165606511).

Almost surely, 2^{2202331213021} is an apocalyptic number.

It is an amenable number.

2202331213021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202331213021 is an equidigital number, since it uses as much as digits as its factorization.

2202331213021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2202331213021 its reverse (1203121332022), we get a palindrome (3405452545043).

The spelling of 2202331213021 in words is "two trillion, two hundred two billion, three hundred thirty-one million, two hundred thirteen thousand, twenty-one".