12113001231222 has 8 divisors (see below), whose sum is σ = 24226002462456. Its totient is φ = 4037667077072.

The previous prime is 12113001231209. The next prime is 12113001231223. The reversal of 12113001231222 is 22213210031121.

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

12113001231222 is an admirable number.

It is a super-2 number, since 2×12113001231222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113001231223) 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, 1009416769263 + ... + 1009416769274.

It is an arithmetic number, because the mean of its divisors is an integer number (3028250307807).

Almost surely, 2^{12113001231222} is an apocalyptic number.

12113001231222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12113001231222 is a wasteful number, since it uses less digits than its factorization.

12113001231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018833538542.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12113001231222 its reverse (22213210031121), we get a palindrome (34326211262343).

The spelling of 12113001231222 in words is "twelve trillion, one hundred thirteen billion, one million, two hundred thirty-one thousand, two hundred twenty-two".