12213321123031 has 8 divisors (see below), whose sum is σ = 13958119309824. Its totient is φ = 10468532442840.

The previous prime is 12213321123001. The next prime is 12213321123103. The reversal of 12213321123031 is 13032112331221.

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 12213321123031 - 2¹⁷ = 12213320991959 is a prime.

It is a super-2 number, since 2×12213321123031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12213321122987 and 12213321123005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213321123001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629886 + ... + 4982308.

It is an arithmetic number, because the mean of its divisors is an integer number (1744764913728).

Almost surely, 2^{12213321123031} is an apocalyptic number.

12213321123031 is a deficient number, since it is larger than the sum of its proper divisors (1744798186793).

12213321123031 is an equidigital number, since it uses as much as digits as its factorization.

12213321123031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753301.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12213321123031 its reverse (13032112331221), we get a palindrome (25245433454252).

The spelling of 12213321123031 in words is "twelve trillion, two hundred thirteen billion, three hundred twenty-one million, one hundred twenty-three thousand, thirty-one".