11100133031 has 8 divisors (see below), whose sum is σ = 11954972400. Its totient is φ = 10245434112.

The previous prime is 11100132997. The next prime is 11100133049. The reversal of 11100133031 is 13033100111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11100133031 is a prime.

It is a super-2 number, since 2×11100133031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100132997 and 11100133015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100133081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176156 + ... + 230718.

It is an arithmetic number, because the mean of its divisors is an integer number (1494371550).

Almost surely, 2^11100133031 is an apocalyptic number.

11100133031 is a deficient number, since it is larger than the sum of its proper divisors (854839369).

11100133031 is a wasteful number, since it uses less digits than its factorization.

11100133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70225.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 11100133031 its reverse (13033100111), we get a palindrome (24133233142).

The spelling of 11100133031 in words is "eleven billion, one hundred million, one hundred thirty-three thousand, thirty-one".