11123231083 has 2 divisors, whose sum is σ = 11123231084. Its totient is φ = 11123231082.

The previous prime is 11123231071. The next prime is 11123231137. The reversal of 11123231083 is 38013232111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123231083 - 2²⁹ = 10586360171 is a prime.

It is not a weakly prime, because it can be changed into another prime (11123231023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561615541 + 5561615542.

It is an arithmetic number, because the mean of its divisors is an integer number (5561615542).

Almost surely, 2^11123231083 is an apocalyptic number.

11123231083 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123231083 is an equidigital number, since it uses as much as digits as its factorization.

11123231083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 11123231083 its reverse (38013232111), we get a palindrome (49136463194).

The spelling of 11123231083 in words is "eleven billion, one hundred twenty-three million, two hundred thirty-one thousand, eighty-three".