111330130231331 has 32 divisors (see below), whose sum is σ = 123009013919232. Its totient is φ = 99912819285760.

The previous prime is 111330130231319. The next prime is 111330130231357. The reversal of 111330130231331 is 133132031033111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111330130231331 is a prime.

It is a super-2 number, since 2×111330130231331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111330130231331.

It is not an unprimeable number, because it can be changed into a prime (111330130231381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7718922986 + ... + 7718937408.

It is an arithmetic number, because the mean of its divisors is an integer number (3844031684976).

Almost surely, 2^{111330130231331} is an apocalyptic number.

111330130231331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111330130231331 is a deficient number, since it is larger than the sum of its proper divisors (11678883687901).

111330130231331 is a wasteful number, since it uses less digits than its factorization.

111330130231331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20443.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 111330130231331 its reverse (133132031033111), we get a palindrome (244462161264442).

The spelling of 111330130231331 in words is "one hundred eleven trillion, three hundred thirty billion, one hundred thirty million, two hundred thirty-one thousand, three hundred thirty-one".