112021211221002 has 128 divisors (see below), whose sum is σ = 273529986048000. Its totient is φ = 33849334062720.

The previous prime is 112021211221001. The next prime is 112021211221061. The reversal of 112021211221002 is 200122112120211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (112021211221001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16955868 + ... + 22617335.

It is an arithmetic number, because the mean of its divisors is an integer number (2136953016000).

Almost surely, 2^{112021211221002} is an apocalyptic number.

112021211221002 is an abundant number, since it is smaller than the sum of its proper divisors (161508774826998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112021211221002 is a wasteful number, since it uses less digits than its factorization.

112021211221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39573353 (or 39573347 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112021211221002 its reverse (200122112120211), we get a palindrome (312143323341213).

The spelling of 112021211221002 in words is "one hundred twelve trillion, twenty-one billion, two hundred eleven million, two hundred twenty-one thousand, two".