34133030021 has 2 divisors, whose sum is σ = 34133030022. Its totient is φ = 34133030020.

The previous prime is 34133029991. The next prime is 34133030033. The reversal of 34133030021 is 12003033143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33165508996 + 967521025 = 182114^2 + 31105^2 .

It is a cyclic number.

It is not a de Polignac number, because 34133030021 - 2¹⁴ = 34133013637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34133029975 and 34133030002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34133030051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17066515010 + 17066515011.

It is an arithmetic number, because the mean of its divisors is an integer number (17066515011).

Almost surely, 2^34133030021 is an apocalyptic number.

It is an amenable number.

34133030021 is a deficient number, since it is larger than the sum of its proper divisors (1).

34133030021 is an equidigital number, since it uses as much as digits as its factorization.

34133030021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 34133030021 its reverse (12003033143), we get a palindrome (46136063164).

The spelling of 34133030021 in words is "thirty-four billion, one hundred thirty-three million, thirty thousand, twenty-one".