222443431342 has 32 divisors (see below), whose sum is σ = 405694759680. Its totient is φ = 90154385280.

The previous prime is 222443431339. The next prime is 222443431373. The reversal of 222443431342 is 243134344222.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 222443431298 and 222443431307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15644698 + ... + 15658909.

It is an arithmetic number, because the mean of its divisors is an integer number (12677961240).

Almost surely, 2^222443431342 is an apocalyptic number.

222443431342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222443431342 is a deficient number, since it is larger than the sum of its proper divisors (183251328338).

222443431342 is a wasteful number, since it uses less digits than its factorization.

222443431342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31303656.

The product of its digits is 110592, while the sum is 34.

Adding to 222443431342 its reverse (243134344222), we get a palindrome (465577775564).

The spelling of 222443431342 in words is "two hundred twenty-two billion, four hundred forty-three million, four hundred thirty-one thousand, three hundred forty-two".