12121200098 has 8 divisors (see below), whose sum is σ = 20779200192. Its totient is φ = 5194800036.

The previous prime is 12121200097. The next prime is 12121200103. The reversal of 12121200098 is 89000212121.

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

It is not an unprimeable number, because it can be changed into a prime (12121200097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432899990 + ... + 432900017.

It is an arithmetic number, because the mean of its divisors is an integer number (2597400024).

Almost surely, 2^12121200098 is an apocalyptic number.

12121200098 is a deficient number, since it is larger than the sum of its proper divisors (8658000094).

12121200098 is an equidigital number, since it uses as much as digits as its factorization.

12121200098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865800016.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 12121200098 in words is "twelve billion, one hundred twenty-one million, two hundred thousand, ninety-eight".