22011201222013 has 2 divisors, whose sum is σ = 22011201222014. Its totient is φ = 22011201222012.

The previous prime is 22011201222011. The next prime is 22011201222029. The reversal of 22011201222013 is 31022210211022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16509610492804 + 5501590729209 = 4063202^2 + 2345547^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011201222013 - 2¹ = 22011201222011 is a prime.

Together with 22011201222011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22011201222011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005600611006 + 11005600611007.

It is an arithmetic number, because the mean of its divisors is an integer number (11005600611007).

Almost surely, 2^{22011201222013} is an apocalyptic number.

It is an amenable number.

22011201222013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011201222013 is an equidigital number, since it uses as much as digits as its factorization.

22011201222013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22011201222013 its reverse (31022210211022), we get a palindrome (53033411433035).

The spelling of 22011201222013 in words is "twenty-two trillion, eleven billion, two hundred one million, two hundred twenty-two thousand, thirteen".