1122103231231 has 2 divisors, whose sum is σ = 1122103231232. Its totient is φ = 1122103231230.

The previous prime is 1122103231217. The next prime is 1122103231267. The reversal of 1122103231231 is 1321323012211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122103231231 - 2¹⁷ = 1122103100159 is a prime.

It is a super-2 number, since 2×1122103231231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122103231331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561051615615 + 561051615616.

It is an arithmetic number, because the mean of its divisors is an integer number (561051615616).

Almost surely, 2^{1122103231231} is an apocalyptic number.

1122103231231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122103231231 is an equidigital number, since it uses as much as digits as its factorization.

1122103231231 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1122103231231 its reverse (1321323012211), we get a palindrome (2443426243442).

The spelling of 1122103231231 in words is "one trillion, one hundred twenty-two billion, one hundred three million, two hundred thirty-one thousand, two hundred thirty-one".