12331132011109 has 2 divisors, whose sum is σ = 12331132011110. Its totient is φ = 12331132011108.

The previous prime is 12331132011071. The next prime is 12331132011137. The reversal of 12331132011109 is 90111023113321.

It is an a-pointer prime, because the next prime (12331132011137) can be obtained adding 12331132011109 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10097237088225 + 2233894922884 = 3177615^2 + 1494622^2 .

It is a cyclic number.

It is not a de Polignac number, because 12331132011109 - 2³⁹ = 11781376197221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12331132011199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165566005554 + 6165566005555.

It is an arithmetic number, because the mean of its divisors is an integer number (6165566005555).

Almost surely, 2^{12331132011109} is an apocalyptic number.

It is an amenable number.

12331132011109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331132011109 is an equidigital number, since it uses as much as digits as its factorization.

12331132011109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 28.

The spelling of 12331132011109 in words is "twelve trillion, three hundred thirty-one billion, one hundred thirty-two million, eleven thousand, one hundred nine".