34320332301221 has 4 divisors (see below), whose sum is σ = 34350731179500. Its totient is φ = 34289933422944.

The previous prime is 34320332301193. The next prime is 34320332301251. The reversal of 34320332301221 is 12210323302343.

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 1538867541121 + 32781464760100 = 1240511^2 + 5725510^2 .

It is a cyclic number.

It is not a de Polignac number, because 34320332301221 - 2³⁴ = 34303152432037 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 (34320332301251) 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, 15199437446 + ... + 15199439703.

It is an arithmetic number, because the mean of its divisors is an integer number (8587682794875).

Almost surely, 2^{34320332301221} is an apocalyptic number.

It is an amenable number.

34320332301221 is a deficient number, since it is larger than the sum of its proper divisors (30398878279).

34320332301221 is a wasteful number, since it uses less digits than its factorization.

34320332301221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30398878278.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 34320332301221 its reverse (12210323302343), we get a palindrome (46530655603564).

The spelling of 34320332301221 in words is "thirty-four trillion, three hundred twenty billion, three hundred thirty-two million, three hundred one thousand, two hundred twenty-one".