22020780107 has 2 divisors, whose sum is σ = 22020780108. Its totient is φ = 22020780106.

The previous prime is 22020780091. The next prime is 22020780127. The reversal of 22020780107 is 70108702022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22020780107 - 2⁴ = 22020780091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22020780107.

It is not a weakly prime, because it can be changed into another prime (22020780127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010390053 + 11010390054.

It is an arithmetic number, because the mean of its divisors is an integer number (11010390054).

Almost surely, 2^22020780107 is an apocalyptic number.

22020780107 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020780107 is an equidigital number, since it uses as much as digits as its factorization.

22020780107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 29.

The spelling of 22020780107 in words is "twenty-two billion, twenty million, seven hundred eighty thousand, one hundred seven".