42232340434231 has 4 divisors (see below), whose sum is σ = 42327673031592. Its totient is φ = 42137007836872.

The previous prime is 42232340434211. The next prime is 42232340434261. The reversal of 42232340434231 is 13243404323224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42232340434231 - 2¹⁹ = 42232339909943 is a prime.

It is a super-2 number, since 2×42232340434231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42232340434211) 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, 47666298016 + ... + 47666298901.

It is an arithmetic number, because the mean of its divisors is an integer number (10581918257898).

Almost surely, 2^{42232340434231} is an apocalyptic number.

42232340434231 is a deficient number, since it is larger than the sum of its proper divisors (95332597361).

42232340434231 is an equidigital number, since it uses as much as digits as its factorization.

42232340434231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95332597360.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 42232340434231 its reverse (13243404323224), we get a palindrome (55475744757455).

The spelling of 42232340434231 in words is "forty-two trillion, two hundred thirty-two billion, three hundred forty million, four hundred thirty-four thousand, two hundred thirty-one".