11001202102111 has 16 divisors (see below), whose sum is σ = 11857156627680. Its totient is φ = 10146636794880.

The previous prime is 11001202102081. The next prime is 11001202102153. The reversal of 11001202102111 is 11120120210011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11001202102111 - 2¹³ = 11001202093919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 11001202102091 and 11001202102100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001202102181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122886076 + ... + 122975566.

It is an arithmetic number, because the mean of its divisors is an integer number (741072289230).

Almost surely, 2^{11001202102111} is an apocalyptic number.

11001202102111 is a deficient number, since it is larger than the sum of its proper divisors (855954525569).

11001202102111 is a wasteful number, since it uses less digits than its factorization.

11001202102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97146.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11001202102111 its reverse (11120120210011), we get a palindrome (22121322312122).

The spelling of 11001202102111 in words is "eleven trillion, one billion, two hundred two million, one hundred two thousand, one hundred eleven".