42212240633 has 4 divisors (see below), whose sum is σ = 42317508468. Its totient is φ = 42106972800.

The previous prime is 42212240627. The next prime is 42212240639. The reversal of 42212240633 is 33604221224.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (42212240627) and next prime (42212240639).

It can be written as a sum of positive squares in 2 ways, for example, as 35717976064 + 6494264569 = 188992^2 + 80587^2 .

It is a cyclic number.

It is not a de Polignac number, because 42212240633 - 2⁴ = 42212240617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42212240596 and 42212240605.

It is not an unprimeable number, because it can be changed into a prime (42212240639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52633316 + ... + 52634117.

It is an arithmetic number, because the mean of its divisors is an integer number (10579377117).

Almost surely, 2^42212240633 is an apocalyptic number.

It is an amenable number.

42212240633 is a deficient number, since it is larger than the sum of its proper divisors (105267835).

42212240633 is a wasteful number, since it uses less digits than its factorization.

42212240633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105267834.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 42212240633 its reverse (33604221224), we get a palindrome (75816461857).

The spelling of 42212240633 in words is "forty-two billion, two hundred twelve million, two hundred forty thousand, six hundred thirty-three".