20322678023 has 2 divisors, whose sum is σ = 20322678024. Its totient is φ = 20322678022.

The previous prime is 20322677957. The next prime is 20322678083. The reversal of 20322678023 is 32087622302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20322678023 - 2¹⁰ = 20322676999 is a prime.

It is a super-2 number, since 2×20322678023² (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 (20322678083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161339011 + 10161339012.

It is an arithmetic number, because the mean of its divisors is an integer number (10161339012).

Almost surely, 2^20322678023 is an apocalyptic number.

20322678023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20322678023 is an equidigital number, since it uses as much as digits as its factorization.

20322678023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 20322678023 in words is "twenty billion, three hundred twenty-two million, six hundred seventy-eight thousand, twenty-three".