101112111211102 has 4 divisors (see below), whose sum is σ = 151668166816656. Its totient is φ = 50556055605550.

The previous prime is 101112111211073. The next prime is 101112111211159. The reversal of 101112111211102 is 201112111211101.

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 pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25278027802774 + ... + 25278027802777.

It is an arithmetic number, because the mean of its divisors is an integer number (37917041704164).

Almost surely, 2^{101112111211102} is an apocalyptic number.

101112111211102 is a deficient number, since it is larger than the sum of its proper divisors (50556055605554).

101112111211102 is an equidigital number, since it uses as much as digits as its factorization.

101112111211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50556055605553.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 101112111211102 its reverse (201112111211101), we get a palindrome (302224222422203).

Subtracting 101112111211102 from its reverse (201112111211101), we obtain a palindrome (99999999999999).

The spelling of 101112111211102 in words is "one hundred one trillion, one hundred twelve billion, one hundred eleven million, two hundred eleven thousand, one hundred two".