20022121222039 has 2 divisors, whose sum is σ = 20022121222040. Its totient is φ = 20022121222038.

The previous prime is 20022121221943. The next prime is 20022121222087. The reversal of 20022121222039 is 93022212122002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20022121222039 - 2¹⁹ = 20022120697751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20022121221998 and 20022121222016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20022121222139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011060611019 + 10011060611020.

It is an arithmetic number, because the mean of its divisors is an integer number (10011060611020).

Almost surely, 2^{20022121222039} is an apocalyptic number.

20022121222039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022121222039 is an equidigital number, since it uses as much as digits as its factorization.

20022121222039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 20022121222039 in words is "twenty trillion, twenty-two billion, one hundred twenty-one million, two hundred twenty-two thousand, thirty-nine".