42403031022 has 16 divisors (see below), whose sum is σ = 92515704192. Its totient is φ = 12849403320.

The previous prime is 42403031009. The next prime is 42403031023. The reversal of 42403031022 is 22013030424.

It is a self number, because there is not a number n which added to its sum of digits gives 42403031022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42403031023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321235018 + ... + 321235149.

It is an arithmetic number, because the mean of its divisors is an integer number (5782231512).

Almost surely, 2^42403031022 is an apocalyptic number.

42403031022 is an abundant number, since it is smaller than the sum of its proper divisors (50112673170).

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

42403031022 is a wasteful number, since it uses less digits than its factorization.

42403031022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642470183.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 42403031022 its reverse (22013030424), we get a palindrome (64416061446).

The spelling of 42403031022 in words is "forty-two billion, four hundred three million, thirty-one thousand, twenty-two".