22010002212001 has 2 divisors, whose sum is σ = 22010002212002. Its totient is φ = 22010002212000.

The previous prime is 22010002211983. The next prime is 22010002212097. The reversal of 22010002212001 is 10021220001022.

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., 11900781962001 + 10109220250000 = 3449751^2 + 3179500^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010002212001 - 2³³ = 22001412277409 is a prime.

It is not a weakly prime, because it can be changed into another prime (22010002219001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005001106000 + 11005001106001.

It is an arithmetic number, because the mean of its divisors is an integer number (11005001106001).

Almost surely, 2^{22010002212001} is an apocalyptic number.

It is an amenable number.

22010002212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010002212001 is an equidigital number, since it uses as much as digits as its factorization.

22010002212001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22010002212001 its reverse (10021220001022), we get a palindrome (32031222213023).

The spelling of 22010002212001 in words is "twenty-two trillion, ten billion, two million, two hundred twelve thousand, one".