34021020023 has 2 divisors, whose sum is σ = 34021020024. Its totient is φ = 34021020022.

The previous prime is 34021020013. The next prime is 34021020043. The reversal of 34021020023 is 32002012043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34021020023 - 2⁶ = 34021019959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34021019983 and 34021020010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34021020013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17010510011 + 17010510012.

It is an arithmetic number, because the mean of its divisors is an integer number (17010510012).

Almost surely, 2^34021020023 is an apocalyptic number.

34021020023 is a deficient number, since it is larger than the sum of its proper divisors (1).

34021020023 is an equidigital number, since it uses as much as digits as its factorization.

34021020023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 34021020023 its reverse (32002012043), we get a palindrome (66023032066).

The spelling of 34021020023 in words is "thirty-four billion, twenty-one million, twenty thousand, twenty-three".