112111211021102 has 4 divisors (see below), whose sum is σ = 168166816531656. Its totient is φ = 56055605510550.

The previous prime is 112111211021087. The next prime is 112111211021129. The reversal of 112111211021102 is 201120112111211.

It is a semiprime because it is the product of two primes.

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, 28027802755274 + ... + 28027802755277.

It is an arithmetic number, because the mean of its divisors is an integer number (42041704132914).

Almost surely, 2^{112111211021102} is an apocalyptic number.

112111211021102 is a deficient number, since it is larger than the sum of its proper divisors (56055605510554).

112111211021102 is an equidigital number, since it uses as much as digits as its factorization.

112111211021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56055605510553.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 112111211021102 its reverse (201120112111211), we get a palindrome (313231323132313).

The spelling of 112111211021102 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred eleven million, twenty-one thousand, one hundred two".