222115243252342 has 8 divisors (see below), whose sum is σ = 363461307140232. Its totient is φ = 100961474205600.

The previous prime is 222115243252283. The next prime is 222115243252349. The reversal of 222115243252342 is 243252342511222.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 222115243252295 and 222115243252304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222115243252349) 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, 5048073710259 + ... + 5048073710302.

It is an arithmetic number, because the mean of its divisors is an integer number (45432663392529).

Almost surely, 2^{222115243252342} is an apocalyptic number.

222115243252342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222115243252342 is a deficient number, since it is larger than the sum of its proper divisors (141346063887890).

222115243252342 is a wasteful number, since it uses less digits than its factorization.

222115243252342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10096147420574.

The product of its digits is 460800, while the sum is 40.

Adding to 222115243252342 its reverse (243252342511222), we get a palindrome (465367585763564).

The spelling of 222115243252342 in words is "two hundred twenty-two trillion, one hundred fifteen billion, two hundred forty-three million, two hundred fifty-two thousand, three hundred forty-two".