121002201221102 has 4 divisors (see below), whose sum is σ = 181503301831656. Its totient is φ = 60501100610550.

The previous prime is 121002201221051. The next prime is 121002201221131. The reversal of 121002201221102 is 201122102200121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 30250550305274 + ... + 30250550305277.

It is an arithmetic number, because the mean of its divisors is an integer number (45375825457914).

Almost surely, 2^{121002201221102} is an apocalyptic number.

121002201221102 is a deficient number, since it is larger than the sum of its proper divisors (60501100610554).

121002201221102 is an equidigital number, since it uses as much as digits as its factorization.

121002201221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60501100610553.

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

Adding to 121002201221102 its reverse (201122102200121), we get a palindrome (322124303421223).

The spelling of 121002201221102 in words is "one hundred twenty-one trillion, two billion, two hundred one million, two hundred twenty-one thousand, one hundred two".