2210202001321 has 2 divisors, whose sum is σ = 2210202001322. Its totient is φ = 2210202001320.

The previous prime is 2210202001307. The next prime is 2210202001373. The reversal of 2210202001321 is 1231002020122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1204152880921 + 1006049120400 = 1097339^2 + 1003020^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210202001321 - 2¹¹ = 2210201999273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2210202001295 and 2210202001304.

It is not a weakly prime, because it can be changed into another prime (2210202001421) 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, 1105101000660 + 1105101000661.

It is an arithmetic number, because the mean of its divisors is an integer number (1105101000661).

Almost surely, 2^{2210202001321} is an apocalyptic number.

It is an amenable number.

2210202001321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210202001321 is an equidigital number, since it uses as much as digits as its factorization.

2210202001321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2210202001321 its reverse (1231002020122), we get a palindrome (3441204021443).

The spelling of 2210202001321 in words is "two trillion, two hundred ten billion, two hundred two million, one thousand, three hundred twenty-one".