42244121233 has 8 divisors (see below), whose sum is σ = 42901154496. Its totient is φ = 41588811600.

The previous prime is 42244121221. The next prime is 42244121237. The reversal of 42244121233 is 33212144224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42244121233 - 2²¹ = 42242024081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42244121237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381466 + ... + 479587.

It is an arithmetic number, because the mean of its divisors is an integer number (5362644312).

Almost surely, 2^42244121233 is an apocalyptic number.

It is an amenable number.

42244121233 is a deficient number, since it is larger than the sum of its proper divisors (657033263).

42244121233 is an equidigital number, since it uses as much as digits as its factorization.

42244121233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861815.

The product of its digits is 9216, while the sum is 28.

Adding to 42244121233 its reverse (33212144224), we get a palindrome (75456265457).

The spelling of 42244121233 in words is "forty-two billion, two hundred forty-four million, one hundred twenty-one thousand, two hundred thirty-three".