112121210102 has 24 divisors (see below), whose sum is σ = 183686725512. Its totient is φ = 50904350400.

The previous prime is 112121210063. The next prime is 112121210239. The reversal of 112121210102 is 201012121211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23747102 + ... + 23751822.

It is an arithmetic number, because the mean of its divisors is an integer number (7653613563).

Almost surely, 2^112121210102 is an apocalyptic number.

112121210102 is a deficient number, since it is larger than the sum of its proper divisors (71565515410).

112121210102 is an equidigital number, since it uses as much as digits as its factorization.

112121210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6812 (or 5773 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112121210102 its reverse (201012121211), we get a palindrome (313133331313).

It can be divided in two parts, 112121 and 210102, that added together give a palindrome (322223).

The spelling of 112121210102 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred ten thousand, one hundred two".