11140201111 has 16 divisors (see below), whose sum is σ = 12302902080. Its totient is φ = 10024439040.

The previous prime is 11140201091. The next prime is 11140201123. The reversal of 11140201111 is 11110204111.

It is a cyclic number.

It is not a de Polignac number, because 11140201111 - 2¹³ = 11140192919 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11140201091 and 11140201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140201151) 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, 14341 + ... + 149953.

It is an arithmetic number, because the mean of its divisors is an integer number (768931380).

Almost surely, 2^11140201111 is an apocalyptic number.

11140201111 is a deficient number, since it is larger than the sum of its proper divisors (1162700969).

11140201111 is a wasteful number, since it uses less digits than its factorization.

11140201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135786.

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

Adding to 11140201111 its reverse (11110204111), we get a palindrome (22250405222).

The spelling of 11140201111 in words is "eleven billion, one hundred forty million, two hundred one thousand, one hundred eleven".