11111201202011 has 16 divisors (see below), whose sum is σ = 11356181491200. Its totient is φ = 10866581098848.

The previous prime is 11111201201987. The next prime is 11111201202041. The reversal of 11111201202011 is 11020210211111.

It is a cyclic number.

It is not a de Polignac number, because 11111201202011 - 2²² = 11111197007707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11111201202041) 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, 418661180 + ... + 418687718.

It is an arithmetic number, because the mean of its divisors is an integer number (709761343200).

Almost surely, 2^{11111201202011} is an apocalyptic number.

11111201202011 is a deficient number, since it is larger than the sum of its proper divisors (244980289189).

11111201202011 is a wasteful number, since it uses less digits than its factorization.

11111201202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32978.

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

Adding to 11111201202011 its reverse (11020210211111), we get a palindrome (22131411413122).

The spelling of 11111201202011 in words is "eleven trillion, one hundred eleven billion, two hundred one million, two hundred two thousand, eleven".