1100112232309 has 2 divisors, whose sum is σ = 1100112232310. Its totient is φ = 1100112232308.

The previous prime is 1100112232291. The next prime is 1100112232313. The reversal of 1100112232309 is 9032322110011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1060549828900 + 39562403409 = 1029830^2 + 198903^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100112232309 - 2⁹ = 1100112231797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100112232379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550056116154 + 550056116155.

It is an arithmetic number, because the mean of its divisors is an integer number (550056116155).

Almost surely, 2^{1100112232309} is an apocalyptic number.

It is an amenable number.

1100112232309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100112232309 is an equidigital number, since it uses as much as digits as its factorization.

1100112232309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 1100112232309 in words is "one trillion, one hundred billion, one hundred twelve million, two hundred thirty-two thousand, three hundred nine".