112121210321030 has 32 divisors (see below), whose sum is σ = 203781200882688. Its totient is φ = 44412272431200.

The previous prime is 112121210321009. The next prime is 112121210321033. The reversal of 112121210321030 is 30123012121211.

It is a junction number, because it is equal to n+sod(n) for n = 112121210320993 and 112121210321011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112121210321033) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 58792175 + ... + 60669285.

It is an arithmetic number, because the mean of its divisors is an integer number (6368162527584).

Almost surely, 2^{112121210321030} is an apocalyptic number.

112121210321030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112121210321030 is a deficient number, since it is larger than the sum of its proper divisors (91659990561658).

112121210321030 is a wasteful number, since it uses less digits than its factorization.

112121210321030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935212.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 112121210321030 its reverse (30123012121211), we get a palindrome (142244222442241).

The spelling of 112121210321030 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred ten million, three hundred twenty-one thousand, thirty".