121200002221102 has 8 divisors (see below), whose sum is σ = 207771432379056. Its totient is φ = 51942858094752.

The previous prime is 121200002221097. The next prime is 121200002221121. The reversal of 121200002221102 is 201122200002121.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4328571507883 + ... + 4328571507910.

It is an arithmetic number, because the mean of its divisors is an integer number (25971429047382).

Almost surely, 2^{121200002221102} is an apocalyptic number.

121200002221102 is a deficient number, since it is larger than the sum of its proper divisors (86571430157954).

121200002221102 is an equidigital number, since it uses as much as digits as its factorization.

121200002221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8657143015802.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121200002221102 its reverse (201122200002121), we get a palindrome (322322202223223).

The spelling of 121200002221102 in words is "one hundred twenty-one trillion, two hundred billion, two million, two hundred twenty-one thousand, one hundred two".