222012242342 has 16 divisors (see below), whose sum is σ = 365014534464. Its totient is φ = 100436385000.

The previous prime is 222012242311. The next prime is 222012242399. The reversal of 222012242342 is 243242210222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23908784 + ... + 23918067.

It is an arithmetic number, because the mean of its divisors is an integer number (22813408404).

Almost surely, 2^222012242342 is an apocalyptic number.

222012242342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222012242342 is a deficient number, since it is larger than the sum of its proper divisors (143002292122).

222012242342 is a wasteful number, since it uses less digits than its factorization.

222012242342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47827075.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 222012242342 its reverse (243242210222), we get a palindrome (465254452564).

The spelling of 222012242342 in words is "two hundred twenty-two billion, twelve million, two hundred forty-two thousand, three hundred forty-two".