34113242421 has 20 divisors (see below), whose sum is σ = 50996355564. Its totient is φ = 22725619200.

The previous prime is 34113242377. The next prime is 34113242431. The reversal of 34113242421 is 12424231143.

34113242421 is a `hidden beast` number, since 3 + 411 + 3 + 2 + 4 + 242 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 23604942321 + 10508300100 = 153639^2 + 102510^2 .

It is not a de Polignac number, because 34113242421 - 2⁹ = 34113241909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34113242431) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 40620 + ... + 264341.

Almost surely, 2^34113242421 is an apocalyptic number.

It is an amenable number.

34113242421 is a deficient number, since it is larger than the sum of its proper divisors (16883113143).

34113242421 is a wasteful number, since it uses less digits than its factorization.

34113242421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306354 (or 306345 counting only the distinct ones).

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

Adding to 34113242421 its reverse (12424231143), we get a palindrome (46537473564).

The spelling of 34113242421 in words is "thirty-four billion, one hundred thirteen million, two hundred forty-two thousand, four hundred twenty-one".