34313313221 has 6 divisors (see below), whose sum is σ = 37716286566. Its totient is φ = 31193921000.

The previous prime is 34313313197. The next prime is 34313313241. The reversal of 34313313221 is 12231331343.

It can be written as a sum of positive squares in only one way, i.e., 33850848196 + 462465025 = 183986^2 + 21505^2 .

It is not a de Polignac number, because 34313313221 - 2³⁰ = 33239571397 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 (34313313241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141790430 + ... + 141790671.

It is an arithmetic number, because the mean of its divisors is an integer number (6286047761).

Almost surely, 2^34313313221 is an apocalyptic number.

It is an amenable number.

34313313221 is a deficient number, since it is larger than the sum of its proper divisors (3402973345).

34313313221 is a wasteful number, since it uses less digits than its factorization.

34313313221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283581123 (or 283581112 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

Adding to 34313313221 its reverse (12231331343), we get a palindrome (46544644564).

The spelling of 34313313221 in words is "thirty-four billion, three hundred thirteen million, three hundred thirteen thousand, two hundred twenty-one".