121002330112 has 96 divisors (see below), whose sum is σ = 245174005440. Its totient is φ = 59698298880.

The previous prime is 121002330083. The next prime is 121002330143. The reversal of 121002330112 is 211033200121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69821598 + ... + 69823330.

It is an arithmetic number, because the mean of its divisors is an integer number (2553895890).

Almost surely, 2^121002330112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121002330112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122587002720).

121002330112 is an abundant number, since it is smaller than the sum of its proper divisors (124171675328).

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

121002330112 is a wasteful number, since it uses less digits than its factorization.

121002330112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189 (or 2169 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 121002330112 its reverse (211033200121), we get a palindrome (332035530233).

The spelling of 121002330112 in words is "one hundred twenty-one billion, two million, three hundred thirty thousand, one hundred twelve".