22021202221019 has 2 divisors, whose sum is σ = 22021202221020. Its totient is φ = 22021202221018.

The previous prime is 22021202220923. The next prime is 22021202221063. The reversal of 22021202221019 is 91012220212022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22021202221019 is a prime.

It is a super-2 number, since 2×22021202221019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22021202221069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010601110509 + 11010601110510.

It is an arithmetic number, because the mean of its divisors is an integer number (11010601110510).

Almost surely, 2^{22021202221019} is an apocalyptic number.

22021202221019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021202221019 is an equidigital number, since it uses as much as digits as its factorization.

22021202221019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 22021202221019 in words is "twenty-two trillion, twenty-one billion, two hundred two million, two hundred twenty-one thousand, nineteen".