121023103199 has 8 divisors (see below), whose sum is σ = 121350273120. Its totient is φ = 120696284896.

The previous prime is 121023103177. The next prime is 121023103259. The reversal of 121023103199 is 991301320121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 121023103199 - 2¹² = 121023099103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121023100199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608837 + ... + 782769.

It is an arithmetic number, because the mean of its divisors is an integer number (15168784140).

Almost surely, 2^121023103199 is an apocalyptic number.

121023103199 is a deficient number, since it is larger than the sum of its proper divisors (327169921).

121023103199 is a wasteful number, since it uses less digits than its factorization.

121023103199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175809.

The product of its (nonzero) digits is 2916, while the sum is 32.

The spelling of 121023103199 in words is "one hundred twenty-one billion, twenty-three million, one hundred three thousand, one hundred ninety-nine".