12101210112203 has 4 divisors (see below), whose sum is σ = 12189540113160. Its totient is φ = 12012880111248.

The previous prime is 12101210112181. The next prime is 12101210112209. The reversal of 12101210112203 is 30221101210121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12101210112203 - 2³² = 12096915144907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101210112209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44165000273 + ... + 44165000546.

It is an arithmetic number, because the mean of its divisors is an integer number (3047385028290).

Almost surely, 2^{12101210112203} is an apocalyptic number.

12101210112203 is a deficient number, since it is larger than the sum of its proper divisors (88330000957).

12101210112203 is an equidigital number, since it uses as much as digits as its factorization.

12101210112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88330000956.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12101210112203 its reverse (30221101210121), we get a palindrome (42322311322324).

The spelling of 12101210112203 in words is "twelve trillion, one hundred one billion, two hundred ten million, one hundred twelve thousand, two hundred three".