1110233231021 has 2 divisors, whose sum is σ = 1110233231022. Its totient is φ = 1110233231020.

The previous prime is 1110233230991. The next prime is 1110233231053. The reversal of 1110233231021 is 1201323320111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1064072708521 + 46160522500 = 1031539^2 + 214850^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110233231021 - 2¹⁸ = 1110232968877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1110233230984 and 1110233231002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110233231071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555116615510 + 555116615511.

It is an arithmetic number, because the mean of its divisors is an integer number (555116615511).

Almost surely, 2^{1110233231021} is an apocalyptic number.

It is an amenable number.

1110233231021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110233231021 is an equidigital number, since it uses as much as digits as its factorization.

1110233231021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1110233231021 its reverse (1201323320111), we get a palindrome (2311556551132).

The spelling of 1110233231021 in words is "one trillion, one hundred ten billion, two hundred thirty-three million, two hundred thirty-one thousand, twenty-one".