222401342 has 4 divisors (see below), whose sum is σ = 333602016. Its totient is φ = 111200670.

The previous prime is 222401317. The next prime is 222401359. The reversal of 222401342 is 243104222.

222401342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243104222 = 2 ⋅121552111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600334 + ... + 55600337.

It is an arithmetic number, because the mean of its divisors is an integer number (83400504).

Almost surely, 2^222401342 is an apocalyptic number.

222401342 is a deficient number, since it is larger than the sum of its proper divisors (111200674).

222401342 is a wasteful number, since it uses less digits than its factorization.

222401342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111200673.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 222401342 is about 14913.1264998323. The cubic root of 222401342 is about 605.8695616901.

Adding to 222401342 its reverse (243104222), we get a palindrome (465505564).

The spelling of 222401342 in words is "two hundred twenty-two million, four hundred one thousand, three hundred forty-two".