1111130312233 has 2 divisors, whose sum is σ = 1111130312234. Its totient is φ = 1111130312232.

The previous prime is 1111130312191. The next prime is 1111130312249. The reversal of 1111130312233 is 3322130311111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 992438348944 + 118691963289 = 996212^2 + 344517^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111130312233 - 2¹³ = 1111130304041 is a prime.

It is a super-2 number, since 2×1111130312233² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1111130312293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555565156116 + 555565156117.

It is an arithmetic number, because the mean of its divisors is an integer number (555565156117).

Almost surely, 2^{1111130312233} is an apocalyptic number.

It is an amenable number.

1111130312233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111130312233 is an equidigital number, since it uses as much as digits as its factorization.

1111130312233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1111130312233 its reverse (3322130311111), we get a palindrome (4433260623344).

The spelling of 1111130312233 in words is "one trillion, one hundred eleven billion, one hundred thirty million, three hundred twelve thousand, two hundred thirty-three".