22124301989 has 2 divisors, whose sum is σ = 22124301990. Its totient is φ = 22124301988.

The previous prime is 22124301973. The next prime is 22124302009. The reversal of 22124301989 is 98910342122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16697033089 + 5427268900 = 129217^2 + 73670^2 .

It is a cyclic number.

It is not a de Polignac number, because 22124301989 - 2⁴ = 22124301973 is a prime.

It is a super-2 number, since 2×22124301989² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22124301889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11062150994 + 11062150995.

It is an arithmetic number, because the mean of its divisors is an integer number (11062150995).

Almost surely, 2^22124301989 is an apocalyptic number.

It is an amenable number.

22124301989 is a deficient number, since it is larger than the sum of its proper divisors (1).

22124301989 is an equidigital number, since it uses as much as digits as its factorization.

22124301989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 22124301989 in words is "twenty-two billion, one hundred twenty-four million, three hundred one thousand, nine hundred eighty-nine".