102112111112222 has 8 divisors (see below), whose sum is σ = 153509298444000. Its totient is φ = 50942344964224.

The previous prime is 102112111112201. The next prime is 102112111112233. The reversal of 102112111112222 is 222211111211201.

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 = 102112111112194 and 102112111112203.

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 3 ways as a sum of consecutive naturals, for example, 56855294822 + ... + 56855296617.

It is an arithmetic number, because the mean of its divisors is an integer number (19188662305500).

Almost surely, 2^{102112111112222} is an apocalyptic number.

102112111112222 is a deficient number, since it is larger than the sum of its proper divisors (51397187331778).

102112111112222 is a wasteful number, since it uses less digits than its factorization.

102112111112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113710591890.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 102112111112222 its reverse (222211111211201), we get a palindrome (324323222323423).

The spelling of 102112111112222 in words is "one hundred two trillion, one hundred twelve billion, one hundred eleven million, one hundred twelve thousand, two hundred twenty-two".