42143431222 has 8 divisors (see below), whose sum is σ = 66933684936. Its totient is φ = 19832202912.

The previous prime is 42143431193. The next prime is 42143431223. The reversal of 42143431222 is 22213434124.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42143431223) 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, 619756308 + ... + 619756375.

It is an arithmetic number, because the mean of its divisors is an integer number (8366710617).

Almost surely, 2^42143431222 is an apocalyptic number.

42143431222 is a deficient number, since it is larger than the sum of its proper divisors (24790253714).

42143431222 is a wasteful number, since it uses less digits than its factorization.

42143431222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239512702.

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

Adding to 42143431222 its reverse (22213434124), we get a palindrome (64356865346).

The spelling of 42143431222 in words is "forty-two billion, one hundred forty-three million, four hundred thirty-one thousand, two hundred twenty-two".