42244121331042 has 32 divisors (see below), whose sum is σ = 85093585117632. Its totient is φ = 13980660217344.

The previous prime is 42244121331037. The next prime is 42244121331053. The reversal of 42244121331042 is 24013312144224.

42244121331042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42244121330994 and 42244121331012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21150123 + ... + 23061134.

It is an arithmetic number, because the mean of its divisors is an integer number (2659174534926).

Almost surely, 2^{42244121331042} is an apocalyptic number.

42244121331042 is an abundant number, since it is smaller than the sum of its proper divisors (42849463786590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42244121331042 is a wasteful number, since it uses less digits than its factorization.

42244121331042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44212402.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 42244121331042 its reverse (24013312144224), we get a palindrome (66257433475266).

The spelling of 42244121331042 in words is "forty-two trillion, two hundred forty-four billion, one hundred twenty-one million, three hundred thirty-one thousand, forty-two".