11111140304131 has 16 divisors (see below), whose sum is σ = 12938327382528. Its totient is φ = 9345195014400.

The previous prime is 11111140304119. The next prime is 11111140304179. The reversal of 11111140304131 is 13140304111111.

It is not a de Polignac number, because 11111140304131 - 2¹¹ = 11111140302083 is a prime.

It is a super-2 number, since 2×11111140304131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11111140304101) 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, 52872430 + ... + 53082163.

It is an arithmetic number, because the mean of its divisors is an integer number (808645461408).

Almost surely, 2^{11111140304131} is an apocalyptic number.

11111140304131 is a deficient number, since it is larger than the sum of its proper divisors (1827187078397).

11111140304131 is a wasteful number, since it uses less digits than its factorization.

11111140304131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105954882.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 11111140304131 its reverse (13140304111111), we get a palindrome (24251444415242).

The spelling of 11111140304131 in words is "eleven trillion, one hundred eleven billion, one hundred forty million, three hundred four thousand, one hundred thirty-one".