12011032031213 has 2 divisors, whose sum is σ = 12011032031214. Its totient is φ = 12011032031212.

The previous prime is 12011032031183. The next prime is 12011032031221. The reversal of 12011032031213 is 31213023011021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8514648132169 + 3496383899044 = 2917987^2 + 1869862^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011032031213 - 2¹⁴ = 12011032014829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011032031413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005516015606 + 6005516015607.

It is an arithmetic number, because the mean of its divisors is an integer number (6005516015607).

Almost surely, 2^{12011032031213} is an apocalyptic number.

It is an amenable number.

12011032031213 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011032031213 is an equidigital number, since it uses as much as digits as its factorization.

12011032031213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12011032031213 its reverse (31213023011021), we get a palindrome (43224055042234).

The spelling of 12011032031213 in words is "twelve trillion, eleven billion, thirty-two million, thirty-one thousand, two hundred thirteen".