11110133021 has 8 divisors (see below), whose sum is σ = 11970124320. Its totient is φ = 10250908272.

The previous prime is 11110133009. The next prime is 11110133039. The reversal of 11110133021 is 12033101111.

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-11110133021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11110132987 and 11110133005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110133051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161351 + ... + 219668.

It is an arithmetic number, because the mean of its divisors is an integer number (1496265540).

Almost surely, 2^11110133021 is an apocalyptic number.

It is an amenable number.

11110133021 is a deficient number, since it is larger than the sum of its proper divisors (859991299).

11110133021 is a wasteful number, since it uses less digits than its factorization.

11110133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383275.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11110133021 its reverse (12033101111), we get a palindrome (23143234132).

The spelling of 11110133021 in words is "eleven billion, one hundred ten million, one hundred thirty-three thousand, twenty-one".