11331231331033 has 2 divisors, whose sum is σ = 11331231331034. Its totient is φ = 11331231331032.

The previous prime is 11331231331019. The next prime is 11331231331117. The reversal of 11331231331033 is 33013313213311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5819615862544 + 5511615468489 = 2412388^2 + 2347683^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331231331033 - 2¹⁷ = 11331231199961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11331231330992 and 11331231331010.

It is not a weakly prime, because it can be changed into another prime (11331231332033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665615665516 + 5665615665517.

It is an arithmetic number, because the mean of its divisors is an integer number (5665615665517).

Almost surely, 2^{11331231331033} is an apocalyptic number.

It is an amenable number.

11331231331033 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331231331033 is an equidigital number, since it uses as much as digits as its factorization.

11331231331033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 11331231331033 its reverse (33013313213311), we get a palindrome (44344544544344).

The spelling of 11331231331033 in words is "eleven trillion, three hundred thirty-one billion, two hundred thirty-one million, three hundred thirty-one thousand, thirty-three".