112011131 has 4 divisors (see below), whose sum is σ = 113058072. Its totient is φ = 110964192.

The previous prime is 112011103. The next prime is 112011143. The reversal of 112011131 is 131110211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112011131 - 2²² = 107816827 is a prime.

It is a super-2 number, since 2×112011131² = 25092986935798322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112011191) 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 3 ways as a sum of consecutive naturals, for example, 523310 + ... + 523523.

It is an arithmetic number, because the mean of its divisors is an integer number (28264518).

Almost surely, 2^112011131 is an apocalyptic number.

112011131 is a deficient number, since it is larger than the sum of its proper divisors (1046941).

112011131 is a wasteful number, since it uses less digits than its factorization.

112011131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046940.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 112011131 is about 10583.5311215114. The cubic root of 112011131 is about 482.0444209332.

Adding to 112011131 its reverse (131110211), we get a palindrome (243121342).

The spelling of 112011131 in words is "one hundred twelve million, eleven thousand, one hundred thirty-one".