42142243322222 has 16 divisors (see below), whose sum is σ = 64087780387680. Its totient is φ = 20779726246272.

The previous prime is 42142243322219. The next prime is 42142243322243. The reversal of 42142243322222 is 22222334224124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17989223 + ... + 20196450.

It is an arithmetic number, because the mean of its divisors is an integer number (4005486274230).

Almost surely, 2^{42142243322222} is an apocalyptic number.

42142243322222 is a deficient number, since it is larger than the sum of its proper divisors (21945537065458).

42142243322222 is a wasteful number, since it uses less digits than its factorization.

42142243322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38193307.

The product of its digits is 147456, while the sum is 35.

Adding to 42142243322222 its reverse (22222334224124), we get a palindrome (64364577546346).

The spelling of 42142243322222 in words is "forty-two trillion, one hundred forty-two billion, two hundred forty-three million, three hundred twenty-two thousand, two hundred twenty-two".