42232013224321 has 4 divisors (see below), whose sum is σ = 42236897240512. Its totient is φ = 42227129208132.

The previous prime is 42232013224243. The next prime is 42232013224327. The reversal of 42232013224321 is 12342231023224.

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 a de Polignac number, because none of the positive numbers 2^k-42232013224321 is a prime.

It is a super-2 number, since 2×42232013224321² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42232013224327) 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, 2441995125 + ... + 2442012418.

It is an arithmetic number, because the mean of its divisors is an integer number (10559224310128).

Almost surely, 2^{42232013224321} is an apocalyptic number.

It is an amenable number.

42232013224321 is a deficient number, since it is larger than the sum of its proper divisors (4884016191).

42232013224321 is an equidigital number, since it uses as much as digits as its factorization.

42232013224321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4884016190.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 42232013224321 its reverse (12342231023224), we get a palindrome (54574244247545).

The spelling of 42232013224321 in words is "forty-two trillion, two hundred thirty-two billion, thirteen million, two hundred twenty-four thousand, three hundred twenty-one".