2202102101321 has 2 divisors, whose sum is σ = 2202102101322. Its totient is φ = 2202102101320.

The previous prime is 2202102101299. The next prime is 2202102101369. The reversal of 2202102101321 is 1231012012022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1891395078400 + 310707022921 = 1375280^2 + 557411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202102101321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2202102101321.

It is not a weakly prime, because it can be changed into another prime (2202102101371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101051050660 + 1101051050661.

It is an arithmetic number, because the mean of its divisors is an integer number (1101051050661).

Almost surely, 2^{2202102101321} is an apocalyptic number.

It is an amenable number.

2202102101321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202102101321 is an equidigital number, since it uses as much as digits as its factorization.

2202102101321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2202102101321 its reverse (1231012012022), we get a palindrome (3433114113343).

The spelling of 2202102101321 in words is "two trillion, two hundred two billion, one hundred two million, one hundred one thousand, three hundred twenty-one".