20221120873 has 2 divisors, whose sum is σ = 20221120874. Its totient is φ = 20221120872.

The previous prime is 20221120867. The next prime is 20221120879. The reversal of 20221120873 is 37802112202.

It is a balanced prime because it is at equal distance from previous prime (20221120867) and next prime (20221120879).

It can be written as a sum of positive squares in only one way, i.e., 16187981824 + 4033139049 = 127232^2 + 63507^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20221120873 is a prime.

It is not a weakly prime, because it can be changed into another prime (20221120879) 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, 10110560436 + 10110560437.

It is an arithmetic number, because the mean of its divisors is an integer number (10110560437).

Almost surely, 2^20221120873 is an apocalyptic number.

It is an amenable number.

20221120873 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221120873 is an equidigital number, since it uses as much as digits as its factorization.

20221120873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 20221120873 in words is "twenty billion, two hundred twenty-one million, one hundred twenty thousand, eight hundred seventy-three".