2201321311337 has 2 divisors, whose sum is σ = 2201321311338. Its totient is φ = 2201321311336.

The previous prime is 2201321311309. The next prime is 2201321311369. The reversal of 2201321311337 is 7331131231022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1729511681881 + 471809629456 = 1315109^2 + 686884^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201321311337 - 2²⁰ = 2201320262761 is a prime.

It is not a weakly prime, because it can be changed into another prime (2201321311237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100660655668 + 1100660655669.

It is an arithmetic number, because the mean of its divisors is an integer number (1100660655669).

Almost surely, 2^{2201321311337} is an apocalyptic number.

It is an amenable number.

2201321311337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201321311337 is an equidigital number, since it uses as much as digits as its factorization.

2201321311337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 2201321311337 its reverse (7331131231022), we get a palindrome (9532452542359).

The spelling of 2201321311337 in words is "two trillion, two hundred one billion, three hundred twenty-one million, three hundred eleven thousand, three hundred thirty-seven".