22020958867 has 2 divisors, whose sum is σ = 22020958868. Its totient is φ = 22020958866.

The previous prime is 22020958829. The next prime is 22020958873. The reversal of 22020958867 is 76885902022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22020958867 - 2¹¹ = 22020956819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22020958867.

It is not a weakly prime, because it can be changed into another prime (22020958807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010479433 + 11010479434.

It is an arithmetic number, because the mean of its divisors is an integer number (11010479434).

Almost surely, 2^22020958867 is an apocalyptic number.

22020958867 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020958867 is an equidigital number, since it uses as much as digits as its factorization.

22020958867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 22020958867 in words is "twenty-two billion, twenty million, nine hundred fifty-eight thousand, eight hundred sixty-seven".