12210131123222 has 4 divisors (see below), whose sum is σ = 18315196684836. Its totient is φ = 6105065561610.

The previous prime is 12210131123219. The next prime is 12210131123231. The reversal of 12210131123222 is 22232113101221.

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

It is a super-2 number, since 2×12210131123222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052532780804 + ... + 3052532780807.

It is an arithmetic number, because the mean of its divisors is an integer number (4578799171209).

Almost surely, 2^{12210131123222} is an apocalyptic number.

12210131123222 is a deficient number, since it is larger than the sum of its proper divisors (6105065561614).

12210131123222 is an equidigital number, since it uses as much as digits as its factorization.

12210131123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6105065561613.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12210131123222 its reverse (22232113101221), we get a palindrome (34442244224443).

The spelling of 12210131123222 in words is "twelve trillion, two hundred ten billion, one hundred thirty-one million, one hundred twenty-three thousand, two hundred twenty-two".