121201010100112 has 10 divisors (see below), whose sum is σ = 234826957068998. Its totient is φ = 60600505050048.

The previous prime is 121201010100061. The next prime is 121201010100113. The reversal of 121201010100112 is 211001010102121.

It is a happy number.

121201010100112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 102694632074896 + 18506378025216 = 10133836^2 + 4301904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121201010100092 and 121201010100101.

It is not an unprimeable number, because it can be changed into a prime (121201010100113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3787531565613 + ... + 3787531565644.

Almost surely, 2^{121201010100112} is an apocalyptic number.

It is an amenable number.

121201010100112 is a deficient number, since it is larger than the sum of its proper divisors (113625946968886).

121201010100112 is an equidigital number, since it uses as much as digits as its factorization.

121201010100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7575063131265 (or 7575063131259 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121201010100112 its reverse (211001010102121), we get a palindrome (332202020202233).

The spelling of 121201010100112 in words is "one hundred twenty-one trillion, two hundred one billion, ten million, one hundred thousand, one hundred twelve".