22020010989 has 4 divisors (see below), whose sum is σ = 29360014656. Its totient is φ = 14680007324.

The previous prime is 22020010973. The next prime is 22020011017. The reversal of 22020010989 is 98901002022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22020010989 - 2⁴ = 22020010973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020010949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3670001829 + ... + 3670001834.

It is an arithmetic number, because the mean of its divisors is an integer number (7340003664).

Almost surely, 2^22020010989 is an apocalyptic number.

It is an amenable number.

22020010989 is a deficient number, since it is larger than the sum of its proper divisors (7340003667).

22020010989 is an equidigital number, since it uses as much as digits as its factorization.

22020010989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7340003666.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 22020010989 in words is "twenty-two billion, twenty million, ten thousand, nine hundred eighty-nine".