111332011213 has 2 divisors, whose sum is σ = 111332011214. Its totient is φ = 111332011212.

The previous prime is 111332011199. The next prime is 111332011247. The reversal of 111332011213 is 312110233111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59456482569 + 51875528644 = 243837^2 + 227762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111332011213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111332011253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55666005606 + 55666005607.

It is an arithmetic number, because the mean of its divisors is an integer number (55666005607).

Almost surely, 2^111332011213 is an apocalyptic number.

It is an amenable number.

111332011213 is a deficient number, since it is larger than the sum of its proper divisors (1).

111332011213 is an equidigital number, since it uses as much as digits as its factorization.

111332011213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 111332011213 its reverse (312110233111), we get a palindrome (423442244324).

The spelling of 111332011213 in words is "one hundred eleven billion, three hundred thirty-two million, eleven thousand, two hundred thirteen".