121002201110112 has 96 divisors (see below), whose sum is σ = 369855784634112. Its totient is φ = 33919754479104.

The previous prime is 121002201110099. The next prime is 121002201110117. The reversal of 121002201110112 is 211011102200121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 121002201110091 and 121002201110100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002201110117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1698670038 + ... + 1698741269.

It is an arithmetic number, because the mean of its divisors is an integer number (3852664423272).

Almost surely, 2^{121002201110112} is an apocalyptic number.

121002201110112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121002201110112 is an abundant number, since it is smaller than the sum of its proper divisors (248853583524000).

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

121002201110112 is a wasteful number, since it uses less digits than its factorization.

121002201110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397411380 (or 3397411372 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121002201110112 its reverse (211011102200121), we get a palindrome (332013303310233).

The spelling of 121002201110112 in words is "one hundred twenty-one trillion, two billion, two hundred one million, one hundred ten thousand, one hundred twelve".