20422211339 has 2 divisors, whose sum is σ = 20422211340. Its totient is φ = 20422211338.

The previous prime is 20422211311. The next prime is 20422211363. The reversal of 20422211339 is 93311222402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20422211339 is a prime.

It is not a weakly prime, because it can be changed into another prime (20422211839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10211105669 + 10211105670.

It is an arithmetic number, because the mean of its divisors is an integer number (10211105670).

Almost surely, 2^20422211339 is an apocalyptic number.

20422211339 is a deficient number, since it is larger than the sum of its proper divisors (1).

20422211339 is an equidigital number, since it uses as much as digits as its factorization.

20422211339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 20422211339 in words is "twenty billion, four hundred twenty-two million, two hundred eleven thousand, three hundred thirty-nine".