121200112201102 has 16 divisors (see below), whose sum is σ = 200291094514224. Its totient is φ = 54545505040000.

The previous prime is 121200112201013. The next prime is 121200112201171. The reversal of 121200112201102 is 201102211002121.

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, 27272750299 + ... + 27272754742.

It is an arithmetic number, because the mean of its divisors is an integer number (12518193407139).

Almost surely, 2^{121200112201102} is an apocalyptic number.

121200112201102 is a deficient number, since it is larger than the sum of its proper divisors (79090982313122).

121200112201102 is a wasteful number, since it uses less digits than its factorization.

121200112201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54545505155.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121200112201102 its reverse (201102211002121), we get a palindrome (322302323203223).

The spelling of 121200112201102 in words is "one hundred twenty-one trillion, two hundred billion, one hundred twelve million, two hundred one thousand, one hundred two".