34214431221 has 12 divisors (see below), whose sum is σ = 50570167648. Its totient is φ = 22279164264.

The previous prime is 34214431219. The next prime is 34214431231. The reversal of 34214431221 is 12213441243.

34214431221 is a `hidden beast` number, since 3 + 4 + 2 + 1 + 4 + 431 + 221 = 666.

It is not a de Polignac number, because 34214431221 - 2¹ = 34214431219 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34214431231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44204305 + ... + 44205078.

Almost surely, 2^34214431221 is an apocalyptic number.

It is an amenable number.

34214431221 is a deficient number, since it is larger than the sum of its proper divisors (16355736427).

34214431221 is a wasteful number, since it uses less digits than its factorization.

34214431221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88409432 (or 88409429 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 34214431221 its reverse (12213441243), we get a palindrome (46427872464).

The spelling of 34214431221 in words is "thirty-four billion, two hundred fourteen million, four hundred thirty-one thousand, two hundred twenty-one".