11020201121111 has 16 divisors (see below), whose sum is σ = 13687758638400. Its totient is φ = 8639286605568.

The previous prime is 11020201121101. The next prime is 11020201121203. The reversal of 11020201121111 is 11112110202011.

11020201121111 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 a de Polignac number, because none of the positive numbers 2^k-11020201121111 is a prime.

It is a super-2 number, since 2×11020201121111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020201121101) 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, 555499766 + ... + 555519603.

It is an arithmetic number, because the mean of its divisors is an integer number (855484914900).

Almost surely, 2^{11020201121111} is an apocalyptic number.

11020201121111 is a deficient number, since it is larger than the sum of its proper divisors (2667557517289).

11020201121111 is a wasteful number, since it uses less digits than its factorization.

11020201121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111019498.

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

Adding to 11020201121111 its reverse (11112110202011), we get a palindrome (22132311323122).

The spelling of 11020201121111 in words is "eleven trillion, twenty billion, two hundred one million, one hundred twenty-one thousand, one hundred eleven".