11212002012139 has 2 divisors, whose sum is σ = 11212002012140. Its totient is φ = 11212002012138.

The previous prime is 11212002012067. The next prime is 11212002012187. The reversal of 11212002012139 is 93121020021211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11212002012139 - 2¹³ = 11212002003947 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212002012439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606001006069 + 5606001006070.

It is an arithmetic number, because the mean of its divisors is an integer number (5606001006070).

Almost surely, 2^{11212002012139} is an apocalyptic number.

11212002012139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212002012139 is an equidigital number, since it uses as much as digits as its factorization.

11212002012139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 11212002012139 in words is "eleven trillion, two hundred twelve billion, two million, twelve thousand, one hundred thirty-nine".