1110232189021 has 2 divisors, whose sum is σ = 1110232189022. Its totient is φ = 1110232189020.

The previous prime is 1110232189007. The next prime is 1110232189091. The reversal of 1110232189021 is 1209812320111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1090092605625 + 20139583396 = 1044075^2 + 141914^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110232189021 is a prime.

It is a super-2 number, since 2×1110232189021² (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 (1110232189091) 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 as a sum of consecutive naturals, namely, 555116094510 + 555116094511.

It is an arithmetic number, because the mean of its divisors is an integer number (555116094511).

Almost surely, 2^{1110232189021} is an apocalyptic number.

It is an amenable number.

1110232189021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110232189021 is an equidigital number, since it uses as much as digits as its factorization.

1110232189021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 1110232189021 in words is "one trillion, one hundred ten billion, two hundred thirty-two million, one hundred eighty-nine thousand, twenty-one".