1113331092281 has 2 divisors, whose sum is σ = 1113331092282. Its totient is φ = 1113331092280.

The previous prime is 1113331092259. The next prime is 1113331092283. The reversal of 1113331092281 is 1822901333111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874683210025 + 238647882256 = 935245^2 + 488516^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113331092281 - 2¹⁴ = 1113331075897 is a prime.

It is a super-2 number, since 2×1113331092281² (a number of 25 digits) contains 22 as substring.

Together with 1113331092283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1113331092283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556665546140 + 556665546141.

It is an arithmetic number, because the mean of its divisors is an integer number (556665546141).

Almost surely, 2^{1113331092281} is an apocalyptic number.

It is an amenable number.

1113331092281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113331092281 is an equidigital number, since it uses as much as digits as its factorization.

1113331092281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 1113331092281 in words is "one trillion, one hundred thirteen billion, three hundred thirty-one million, ninety-two thousand, two hundred eighty-one".