22202212021001 has 2 divisors, whose sum is σ = 22202212021002. Its totient is φ = 22202212021000.

The previous prime is 22202212020979. The next prime is 22202212021037. The reversal of 22202212021001 is 10012021220222.

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., 15674084820601 + 6528127200400 = 3959051^2 + 2555020^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202212021001 - 2²² = 22202207826697 is a prime.

It is not a weakly prime, because it can be changed into another prime (22202212021201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101106010500 + 11101106010501.

It is an arithmetic number, because the mean of its divisors is an integer number (11101106010501).

Almost surely, 2^{22202212021001} is an apocalyptic number.

It is an amenable number.

22202212021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202212021001 is an equidigital number, since it uses as much as digits as its factorization.

22202212021001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22202212021001 its reverse (10012021220222), we get a palindrome (32214233241223).

The spelling of 22202212021001 in words is "twenty-two trillion, two hundred two billion, two hundred twelve million, twenty-one thousand, one".