11420140111 has 2 divisors, whose sum is σ = 11420140112. Its totient is φ = 11420140110.

The previous prime is 11420140093. The next prime is 11420140129. The reversal of 11420140111 is 11104102411.

It is a balanced prime because it is at equal distance from previous prime (11420140093) and next prime (11420140129).

It is a cyclic number.

It is not a de Polignac number, because 11420140111 - 2¹⁷ = 11420009039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11420440111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710070055 + 5710070056.

It is an arithmetic number, because the mean of its divisors is an integer number (5710070056).

Almost surely, 2^11420140111 is an apocalyptic number.

11420140111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11420140111 is an equidigital number, since it uses as much as digits as its factorization.

11420140111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11420140111 its reverse (11104102411), we get a palindrome (22524242522).

The spelling of 11420140111 in words is "eleven billion, four hundred twenty million, one hundred forty thousand, one hundred eleven".