12101120203 has 8 divisors (see below), whose sum is σ = 13062679200. Its totient is φ = 11175846528.

The previous prime is 12101120191. The next prime is 12101120231. The reversal of 12101120203 is 30202110121.

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 12101120203 - 2²⁵ = 12067565771 is a prime.

It is a super-2 number, since 2×12101120203² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101120263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9070638 + ... + 9071971.

It is an arithmetic number, because the mean of its divisors is an integer number (1632834900).

Almost surely, 2^12101120203 is an apocalyptic number.

12101120203 is a deficient number, since it is larger than the sum of its proper divisors (961558997).

12101120203 is a wasteful number, since it uses less digits than its factorization.

12101120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18142661.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12101120203 its reverse (30202110121), we get a palindrome (42303230324).

The spelling of 12101120203 in words is "twelve billion, one hundred one million, one hundred twenty thousand, two hundred three".