222112111211102 has 48 divisors (see below), whose sum is σ = 388000736251920. Its totient is φ = 95083394112000.

The previous prime is 222112111211101. The next prime is 222112111211117. The reversal of 222112111211102 is 201112111211222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112111211101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2084899577 + ... + 2085006107.

It is an arithmetic number, because the mean of its divisors is an integer number (8083348671915).

Almost surely, 2^{222112111211102} is an apocalyptic number.

222112111211102 is a deficient number, since it is larger than the sum of its proper divisors (165888625040818).

222112111211102 is a wasteful number, since it uses less digits than its factorization.

222112111211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130377 (or 130370 counting only the distinct ones).

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

Adding to 222112111211102 its reverse (201112111211222), we get a palindrome (423224222422324).

The spelling of 222112111211102 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred eleven million, two hundred eleven thousand, one hundred two".