121100120021202 has 16 divisors (see below), whose sum is σ = 276800274334272. Its totient is φ = 34600034291760.

The previous prime is 121100120021141. The next prime is 121100120021269. The reversal of 121100120021202 is 202120021001121.

121100120021202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441668095449 + ... + 1441668095532.

It is an arithmetic number, because the mean of its divisors is an integer number (17300017145892).

Almost surely, 2^{121100120021202} is an apocalyptic number.

121100120021202 is an abundant number, since it is smaller than the sum of its proper divisors (155700154313070).

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

121100120021202 is a wasteful number, since it uses less digits than its factorization.

121100120021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883336190993.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121100120021202 its reverse (202120021001121), we get a palindrome (323220141022323).

The spelling of 121100120021202 in words is "one hundred twenty-one trillion, one hundred billion, one hundred twenty million, twenty-one thousand, two hundred two".