211113115411 has 12 divisors (see below), whose sum is σ = 236987192736. Its totient is φ = 187837583120.

The previous prime is 211113115399. The next prime is 211113115463. The reversal of 211113115411 is 114511311112.

It is not a de Polignac number, because 211113115411 - 2¹¹ = 211113113363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211113113411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18555340 + ... + 18566713.

It is an arithmetic number, because the mean of its divisors is an integer number (19748932728).

Almost surely, 2^211113115411 is an apocalyptic number.

211113115411 is a deficient number, since it is larger than the sum of its proper divisors (25874077325).

211113115411 is a wasteful number, since it uses less digits than its factorization.

211113115411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37122122 (or 37122111 counting only the distinct ones).

The product of its digits is 120, while the sum is 22.

Adding to 211113115411 its reverse (114511311112), we get a palindrome (325624426523).

The spelling of 211113115411 in words is "two hundred eleven billion, one hundred thirteen million, one hundred fifteen thousand, four hundred eleven".