111233061223 has 2 divisors, whose sum is σ = 111233061224. Its totient is φ = 111233061222.

The previous prime is 111233061167. The next prime is 111233061239. The reversal of 111233061223 is 322160332111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111233061223 - 2²¹ = 111230964071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111233061263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55616530611 + 55616530612.

It is an arithmetic number, because the mean of its divisors is an integer number (55616530612).

Almost surely, 2^111233061223 is an apocalyptic number.

111233061223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111233061223 is an equidigital number, since it uses as much as digits as its factorization.

111233061223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 111233061223 its reverse (322160332111), we get a palindrome (433393393334).

The spelling of 111233061223 in words is "one hundred eleven billion, two hundred thirty-three million, sixty-one thousand, two hundred twenty-three".