121200201221102 has 8 divisors (see below), whose sum is σ = 181820567191512. Its totient is φ = 60593345490600.

The previous prime is 121200201220939. The next prime is 121200201221107. The reversal of 121200201221102 is 201122102002121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×121200201221102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121200201221107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3377537549 + ... + 3377573432.

It is an arithmetic number, because the mean of its divisors is an integer number (22727570898939).

Almost surely, 2^{121200201221102} is an apocalyptic number.

121200201221102 is a deficient number, since it is larger than the sum of its proper divisors (60620365970410).

121200201221102 is an equidigital number, since it uses as much as digits as its factorization.

121200201221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6755119954.

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

Adding to 121200201221102 its reverse (201122102002121), we get a palindrome (322322303223223).

The spelling of 121200201221102 in words is "one hundred twenty-one trillion, two hundred billion, two hundred one million, two hundred twenty-one thousand, one hundred two".