11013131031233 has 2 divisors, whose sum is σ = 11013131031234. Its totient is φ = 11013131031232.

The previous prime is 11013131031211. The next prime is 11013131031247. The reversal of 11013131031233 is 33213013131011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8310812591104 + 2702318440129 = 2882848^2 + 1643873^2 .

It is a cyclic number.

It is not a de Polignac number, because 11013131031233 - 2⁶ = 11013131031169 is a prime.

It is a super-2 number, since 2×11013131031233² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11013131031199 and 11013131031208.

It is not a weakly prime, because it can be changed into another prime (11013131031293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506565515616 + 5506565515617.

It is an arithmetic number, because the mean of its divisors is an integer number (5506565515617).

Almost surely, 2^{11013131031233} is an apocalyptic number.

It is an amenable number.

11013131031233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013131031233 is an equidigital number, since it uses as much as digits as its factorization.

11013131031233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 11013131031233 its reverse (33213013131011), we get a palindrome (44226144162244).

The spelling of 11013131031233 in words is "eleven trillion, thirteen billion, one hundred thirty-one million, thirty-one thousand, two hundred thirty-three".