9002012212201 has 2 divisors, whose sum is σ = 9002012212202. Its totient is φ = 9002012212200.

The previous prime is 9002012212163. The next prime is 9002012212213. The reversal of 9002012212201 is 1022122102009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5758555290601 + 3243456921600 = 2399699^2 + 1800960^2 .

It is an emirp because it is prime and its reverse (1022122102009) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9002012212201 - 2²⁵ = 9001978657769 is a prime.

It is not a weakly prime, because it can be changed into another prime (9002012282201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4501006106100 + 4501006106101.

It is an arithmetic number, because the mean of its divisors is an integer number (4501006106101).

Almost surely, 2^{9002012212201} is an apocalyptic number.

It is an amenable number.

9002012212201 is a deficient number, since it is larger than the sum of its proper divisors (1).

9002012212201 is an equidigital number, since it uses as much as digits as its factorization.

9002012212201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 9002012212201 in words is "nine trillion, two billion, twelve million, two hundred twelve thousand, two hundred one".