11210021011111 has 16 divisors (see below), whose sum is σ = 12525675926400. Its totient is φ = 9961247374848.

The previous prime is 11210021011099. The next prime is 11210021011129. The reversal of 11210021011111 is 11111012001211.

11210021011111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11210021011111 - 2¹³ = 11210021002919 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 = 11210021011091 and 11210021011100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210021011151) 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, 43989871 + ... + 44243968.

It is an arithmetic number, because the mean of its divisors is an integer number (782854745400).

Almost surely, 2^{11210021011111} is an apocalyptic number.

11210021011111 is a deficient number, since it is larger than the sum of its proper divisors (1315654915289).

11210021011111 is a wasteful number, since it uses less digits than its factorization.

11210021011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88234218.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11210021011111 its reverse (11111012001211), we get a palindrome (22321033012322).

The spelling of 11210021011111 in words is "eleven trillion, two hundred ten billion, twenty-one million, eleven thousand, one hundred eleven".