22210210021201 has 2 divisors, whose sum is σ = 22210210021202. Its totient is φ = 22210210021200.

The previous prime is 22210210021177. The next prime is 22210210021261. The reversal of 22210210021201 is 10212001201222.

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., 19414809938176 + 2795400083025 = 4406224^2 + 1671945^2 .

It is a cyclic number.

It is not a de Polignac number, because 22210210021201 - 2¹⁵ = 22210209988433 is a prime.

It is not a weakly prime, because it can be changed into another prime (22210210021261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105105010600 + 11105105010601.

It is an arithmetic number, because the mean of its divisors is an integer number (11105105010601).

Almost surely, 2^{22210210021201} is an apocalyptic number.

It is an amenable number.

22210210021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22210210021201 is an equidigital number, since it uses as much as digits as its factorization.

22210210021201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22210210021201 its reverse (10212001201222), we get a palindrome (32422211222423).

The spelling of 22210210021201 in words is "twenty-two trillion, two hundred ten billion, two hundred ten million, twenty-one thousand, two hundred one".