11223650321 has 8 divisors (see below), whose sum is σ = 12197899560. Its totient is φ = 10265242752.

The previous prime is 11223650281. The next prime is 11223650357. The reversal of 11223650321 is 12305632211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4219801600 + 7003848721 = 64960^2 + 83689^2 .

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-11223650321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11223670321) 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, 3958940 + ... + 3961773.

It is an arithmetic number, because the mean of its divisors is an integer number (1524737445).

Almost surely, 2^11223650321 is an apocalyptic number.

It is an amenable number.

11223650321 is a deficient number, since it is larger than the sum of its proper divisors (974249239).

11223650321 is a wasteful number, since it uses less digits than its factorization.

11223650321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7920835.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 11223650321 in words is "eleven billion, two hundred twenty-three million, six hundred fifty thousand, three hundred twenty-one".