12023211031123 has 8 divisors (see below), whose sum is σ = 12950667703296. Its totient is φ = 11129480056200.

The previous prime is 12023211031079. The next prime is 12023211031129. The reversal of 12023211031123 is 32113011232021.

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 12023211031123 - 2¹³ = 12023211022931 is a prime.

It is a super-2 number, since 2×12023211031123² (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 = 12023211031094 and 12023211031103.

It is not an unprimeable number, because it can be changed into a prime (12023211031129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8431423573 + ... + 8431424998.

It is an arithmetic number, because the mean of its divisors is an integer number (1618833462912).

Almost surely, 2^{12023211031123} is an apocalyptic number.

12023211031123 is a deficient number, since it is larger than the sum of its proper divisors (927456672173).

12023211031123 is a wasteful number, since it uses less digits than its factorization.

12023211031123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16862848625.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12023211031123 its reverse (32113011232021), we get a palindrome (44136222263144).

The spelling of 12023211031123 in words is "twelve trillion, twenty-three billion, two hundred eleven million, thirty-one thousand, one hundred twenty-three".