121230300202112 has 64 divisors (see below), whose sum is σ = 256932109369440. Its totient is φ = 56779175792640.

The previous prime is 121230300202103. The next prime is 121230300202117. The reversal of 121230300202112 is 211202003032121.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (121230300202117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131560898 + ... + 132479169.

Almost surely, 2^{121230300202112} is an apocalyptic number.

It is an amenable number.

121230300202112 is an abundant number, since it is smaller than the sum of its proper divisors (135701809167328).

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

121230300202112 is a wasteful number, since it uses less digits than its factorization.

121230300202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264040309 (or 264040297 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 121230300202112 its reverse (211202003032121), we get a palindrome (332432303234233).

The spelling of 121230300202112 in words is "one hundred twenty-one trillion, two hundred thirty billion, three hundred million, two hundred two thousand, one hundred twelve".