34043233021 has 4 divisors (see below), whose sum is σ = 38906552032. Its totient is φ = 29179914012.

The previous prime is 34043233009. The next prime is 34043233027. The reversal of 34043233021 is 12033234043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12033234043 = 42683 ⋅281921.

It is a cyclic number.

It is not a de Polignac number, because 34043233021 - 2¹¹ = 34043230973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34043233027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2431659495 + ... + 2431659508.

It is an arithmetic number, because the mean of its divisors is an integer number (9726638008).

Almost surely, 2^34043233021 is an apocalyptic number.

It is an amenable number.

34043233021 is a deficient number, since it is larger than the sum of its proper divisors (4863319011).

34043233021 is an equidigital number, since it uses as much as digits as its factorization.

34043233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863319010.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 34043233021 its reverse (12033234043), we get a palindrome (46076467064).

The spelling of 34043233021 in words is "thirty-four billion, forty-three million, two hundred thirty-three thousand, twenty-one".