34002120023 has 2 divisors, whose sum is σ = 34002120024. Its totient is φ = 34002120022.

The previous prime is 34002119999. The next prime is 34002120049. The reversal of 34002120023 is 32002120043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34002120023 - 2²² = 33997925719 is a prime.

It is a super-2 number, since 2×34002120023² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34002119983 and 34002120010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34002125023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17001060011 + 17001060012.

It is an arithmetic number, because the mean of its divisors is an integer number (17001060012).

Almost surely, 2^34002120023 is an apocalyptic number.

34002120023 is a deficient number, since it is larger than the sum of its proper divisors (1).

34002120023 is an equidigital number, since it uses as much as digits as its factorization.

34002120023 is an odious number, because the sum of its binary digits is odd.

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

Adding to 34002120023 its reverse (32002120043), we get a palindrome (66004240066).

The spelling of 34002120023 in words is "thirty-four billion, two million, one hundred twenty thousand, twenty-three".