11033112021 has 8 divisors (see below), whose sum is σ = 14713147680. Its totient is φ = 7354242192.

The previous prime is 11033111987. The next prime is 11033112037. The reversal of 11033112021 is 12021133011.

It is a happy number.

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

It is not a de Polignac number, because 11033112021 - 2⁷ = 11033111893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11033112821) 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, 269130 + ... + 307403.

It is an arithmetic number, because the mean of its divisors is an integer number (1839143460).

Almost surely, 2^11033112021 is an apocalyptic number.

It is an amenable number.

11033112021 is a deficient number, since it is larger than the sum of its proper divisors (3680035659).

11033112021 is an equidigital number, since it uses as much as digits as its factorization.

11033112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582915.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11033112021 its reverse (12021133011), we get a palindrome (23054245032).

The spelling of 11033112021 in words is "eleven billion, thirty-three million, one hundred twelve thousand, twenty-one".