22021311311303 has 2 divisors, whose sum is σ = 22021311311304. Its totient is φ = 22021311311302.

The previous prime is 22021311311273. The next prime is 22021311311317. The reversal of 22021311311303 is 30311311312022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22021311311303 - 2²⁶ = 22021244202439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22021311311393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010655655651 + 11010655655652.

It is an arithmetic number, because the mean of its divisors is an integer number (11010655655652).

Almost surely, 2^{22021311311303} is an apocalyptic number.

22021311311303 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021311311303 is an equidigital number, since it uses as much as digits as its factorization.

22021311311303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 22021311311303 its reverse (30311311312022), we get a palindrome (52332622623325).

The spelling of 22021311311303 in words is "twenty-two trillion, twenty-one billion, three hundred eleven million, three hundred eleven thousand, three hundred three".