12231223130211 has 16 divisors (see below), whose sum is σ = 16871467421088. Its totient is φ = 7876502048000.

The previous prime is 12231223130149. The next prime is 12231223130213. The reversal of 12231223130211 is 11203132213221.

It is a cyclic number.

It is not a de Polignac number, because 12231223130211 - 2³¹ = 12229075646563 is a prime.

It is a super-2 number, since 2×12231223130211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12231223130213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492268956 + ... + 492293801.

It is an arithmetic number, because the mean of its divisors is an integer number (1054466713818).

Almost surely, 2^{12231223130211} is an apocalyptic number.

12231223130211 is a deficient number, since it is larger than the sum of its proper divisors (4640244290877).

12231223130211 is a wasteful number, since it uses less digits than its factorization.

12231223130211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984562902.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12231223130211 its reverse (11203132213221), we get a palindrome (23434355343432).

The spelling of 12231223130211 in words is "twelve trillion, two hundred thirty-one billion, two hundred twenty-three million, one hundred thirty thousand, two hundred eleven".