11223021045 has 8 divisors (see below), whose sum is σ = 17956833696. Its totient is φ = 5985611216.

The previous prime is 11223021037. The next prime is 11223021071. The reversal of 11223021045 is 54012032211.

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

It is a cyclic number.

It is not a de Polignac number, because 11223021045 - 2³ = 11223021037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374100687 + ... + 374100716.

It is an arithmetic number, because the mean of its divisors is an integer number (2244604212).

Almost surely, 2^11223021045 is an apocalyptic number.

11223021045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11223021045 is a deficient number, since it is larger than the sum of its proper divisors (6733812651).

11223021045 is an equidigital number, since it uses as much as digits as its factorization.

11223021045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748201411.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 11223021045 its reverse (54012032211), we get a palindrome (65235053256).

The spelling of 11223021045 in words is "eleven billion, two hundred twenty-three million, twenty-one thousand, forty-five".