20122402063 has 2 divisors, whose sum is σ = 20122402064. Its totient is φ = 20122402062.

The previous prime is 20122402021. The next prime is 20122402073. The reversal of 20122402063 is 36020422102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20122402063 is a prime.

It is a super-2 number, since 2×20122402063² (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 (20122402073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061201031 + 10061201032.

It is an arithmetic number, because the mean of its divisors is an integer number (10061201032).

Almost surely, 2^20122402063 is an apocalyptic number.

20122402063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122402063 is an equidigital number, since it uses as much as digits as its factorization.

20122402063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20122402063 its reverse (36020422102), we get a palindrome (56142824165).

The spelling of 20122402063 in words is "twenty billion, one hundred twenty-two million, four hundred two thousand, sixty-three".