30120033023 has 2 divisors, whose sum is σ = 30120033024. Its totient is φ = 30120033022.

The previous prime is 30120033017. The next prime is 30120033061. The reversal of 30120033023 is 32033002103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30120033023 - 2²⁰ = 30118984447 is a prime.

It is a super-2 number, since 2×30120033023² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30120032992 and 30120033010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30120023023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060016511 + 15060016512.

It is an arithmetic number, because the mean of its divisors is an integer number (15060016512).

Almost surely, 2^30120033023 is an apocalyptic number.

30120033023 is a deficient number, since it is larger than the sum of its proper divisors (1).

30120033023 is an equidigital number, since it uses as much as digits as its factorization.

30120033023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 30120033023 its reverse (32033002103), we get a palindrome (62153035126).

The spelling of 30120033023 in words is "thirty billion, one hundred twenty million, thirty-three thousand, twenty-three".