42134113321 has 4 divisors (see below), whose sum is σ = 42762980752. Its totient is φ = 41505245892.

The previous prime is 42134113319. The next prime is 42134113327. The reversal of 42134113321 is 12331143124.

42134113321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42134113321 - 2¹ = 42134113319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42134113327) 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, 314433615 + ... + 314433748.

It is an arithmetic number, because the mean of its divisors is an integer number (10690745188).

Almost surely, 2^42134113321 is an apocalyptic number.

It is an amenable number.

42134113321 is a deficient number, since it is larger than the sum of its proper divisors (628867431).

42134113321 is an equidigital number, since it uses as much as digits as its factorization.

42134113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628867430.

The product of its digits is 1728, while the sum is 25.

Adding to 42134113321 its reverse (12331143124), we get a palindrome (54465256445).

The spelling of 42134113321 in words is "forty-two billion, one hundred thirty-four million, one hundred thirteen thousand, three hundred twenty-one".