11001020112111 has 32 divisors (see below), whose sum is σ = 14917146900480. Its totient is φ = 7210051027200.

The previous prime is 11001020112097. The next prime is 11001020112157. The reversal of 11001020112111 is 11121102010011.

It is not a de Polignac number, because 11001020112111 - 2¹⁰ = 11001020111087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001020110111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 692707891 + ... + 692723771.

It is an arithmetic number, because the mean of its divisors is an integer number (466160840640).

Almost surely, 2^{11001020112111} is an apocalyptic number.

11001020112111 is a deficient number, since it is larger than the sum of its proper divisors (3916126788369).

11001020112111 is a wasteful number, since it uses less digits than its factorization.

11001020112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25047.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11001020112111 its reverse (11121102010011), we get a palindrome (22122122122122).

The spelling of 11001020112111 in words is "eleven trillion, one billion, twenty million, one hundred twelve thousand, one hundred eleven".