12210203222113 has 4 divisors (see below), whose sum is σ = 13149449623828. Its totient is φ = 11270956820400.

The previous prime is 12210203222059. The next prime is 12210203222141. The reversal of 12210203222113 is 31122230201221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 585151562304 + 11625051659809 = 764952^2 + 3409553^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210203222113 - 2⁴¹ = 10011179966561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12210203222213) 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, 469623200838 + ... + 469623200863.

It is an arithmetic number, because the mean of its divisors is an integer number (3287362405957).

Almost surely, 2^{12210203222113} is an apocalyptic number.

12210203222113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12210203222113 is a deficient number, since it is larger than the sum of its proper divisors (939246401715).

12210203222113 is an equidigital number, since it uses as much as digits as its factorization.

12210203222113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939246401714.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12210203222113 its reverse (31122230201221), we get a palindrome (43332433423334).

The spelling of 12210203222113 in words is "twelve trillion, two hundred ten billion, two hundred three million, two hundred twenty-two thousand, one hundred thirteen".