11111331083 has 2 divisors, whose sum is σ = 11111331084. Its totient is φ = 11111331082.

The previous prime is 11111331047. The next prime is 11111331137. The reversal of 11111331083 is 38013311111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11111331083 - 2⁸ = 11111330827 is a prime.

It is not a weakly prime, because it can be changed into another prime (11111321083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555665541 + 5555665542.

It is an arithmetic number, because the mean of its divisors is an integer number (5555665542).

Almost surely, 2^11111331083 is an apocalyptic number.

11111331083 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111331083 is an equidigital number, since it uses as much as digits as its factorization.

11111331083 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 23.

Adding to 11111331083 its reverse (38013311111), we get a palindrome (49124642194).

The spelling of 11111331083 in words is "eleven billion, one hundred eleven million, three hundred thirty-one thousand, eighty-three".