121200002221112 has 32 divisors (see below), whose sum is σ = 227808191415600. Its totient is φ = 60451154515200.

The previous prime is 121200002221097. The next prime is 121200002221121. The reversal of 121200002221112 is 211122200002121.

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, 420016562 + ... + 420305022.

Almost surely, 2^{121200002221112} is an apocalyptic number.

It is an amenable number.

121200002221112 is a deficient number, since it is larger than the sum of its proper divisors (106608189194488).

121200002221112 is a wasteful number, since it uses less digits than its factorization.

121200002221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417287 (or 417283 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121200002221112 its reverse (211122200002121), we get a palindrome (332322202223233).

The spelling of 121200002221112 in words is "one hundred twenty-one trillion, two hundred billion, two million, two hundred twenty-one thousand, one hundred twelve".