34053033221 has 4 divisors (see below), whose sum is σ = 34109694444. Its totient is φ = 33996372000.

The previous prime is 34053033191. The next prime is 34053033253. The reversal of 34053033221 is 12233035043.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30614500900 + 3438532321 = 174970^2 + 58639^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34053033221 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 (34053036221) 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, 28329710 + ... + 28330911.

It is an arithmetic number, because the mean of its divisors is an integer number (8527423611).

Almost surely, 2^34053033221 is an apocalyptic number.

It is an amenable number.

34053033221 is a deficient number, since it is larger than the sum of its proper divisors (56661223).

34053033221 is an equidigital number, since it uses as much as digits as its factorization.

34053033221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56661222.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 34053033221 its reverse (12233035043), we get a palindrome (46286068264).

The spelling of 34053033221 in words is "thirty-four billion, fifty-three million, thirty-three thousand, two hundred twenty-one".