12210303031123 has 2 divisors, whose sum is σ = 12210303031124. Its totient is φ = 12210303031122.

The previous prime is 12210303031099. The next prime is 12210303031139. The reversal of 12210303031123 is 32113030301221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12210303031123 - 2¹⁷ = 12210302900051 is a prime.

It is a super-2 number, since 2×12210303031123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12210303031094 and 12210303031103.

It is not a weakly prime, because it can be changed into another prime (12210303031153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105151515561 + 6105151515562.

It is an arithmetic number, because the mean of its divisors is an integer number (6105151515562).

Almost surely, 2^{12210303031123} is an apocalyptic number.

12210303031123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210303031123 is an equidigital number, since it uses as much as digits as its factorization.

12210303031123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12210303031123 its reverse (32113030301221), we get a palindrome (44323333332344).

The spelling of 12210303031123 in words is "twelve trillion, two hundred ten billion, three hundred three million, thirty-one thousand, one hundred twenty-three".