121101200112112 has 40 divisors (see below), whose sum is σ = 255964774406832. Its totient is φ = 55045812057600.

The previous prime is 121101200112103. The next prime is 121101200112131. The reversal of 121101200112112 is 211211002101121.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59332948 + ... + 61340044.

Almost surely, 2^{121101200112112} is an apocalyptic number.

It is an amenable number.

121101200112112 is an abundant number, since it is smaller than the sum of its proper divisors (134863574294720).

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

121101200112112 is a wasteful number, since it uses less digits than its factorization.

121101200112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349937 (or 2349931 counting only the distinct ones).

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

Adding to 121101200112112 its reverse (211211002101121), we get a palindrome (332312202213233).

The spelling of 121101200112112 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred million, one hundred twelve thousand, one hundred twelve".