20122403339 has 2 divisors, whose sum is σ = 20122403340. Its totient is φ = 20122403338.

The previous prime is 20122403309. The next prime is 20122403341. The reversal of 20122403339 is 93330422102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20122403339 - 2⁸ = 20122403083 is a prime.

It is a super-2 number, since 2×20122403339² (a number of 21 digits) contains 22 as substring.

Together with 20122403341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20122403309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061201669 + 10061201670.

It is an arithmetic number, because the mean of its divisors is an integer number (10061201670).

Almost surely, 2^20122403339 is an apocalyptic number.

20122403339 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122403339 is an equidigital number, since it uses as much as digits as its factorization.

20122403339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 20122403339 in words is "twenty billion, one hundred twenty-two million, four hundred three thousand, three hundred thirty-nine".