11112201021011 has 2 divisors, whose sum is σ = 11112201021012. Its totient is φ = 11112201021010.

The previous prime is 11112201020989. The next prime is 11112201021041. The reversal of 11112201021011 is 11012010221111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11112201021011 - 2³⁸ = 10837323114067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11112201021041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556100510505 + 5556100510506.

It is an arithmetic number, because the mean of its divisors is an integer number (5556100510506).

Almost surely, 2^{11112201021011} is an apocalyptic number.

11112201021011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112201021011 is an equidigital number, since it uses as much as digits as its factorization.

11112201021011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11112201021011 its reverse (11012010221111), we get a palindrome (22124211242122).

The spelling of 11112201021011 in words is "eleven trillion, one hundred twelve billion, two hundred one million, twenty-one thousand, eleven".