20113221000323 has 8 divisors (see below), whose sum is σ = 22099549563840. Its totient is φ = 18153201424680.

The previous prime is 20113221000311. The next prime is 20113221000347. The reversal of 20113221000323 is 32300012231102.

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 20113221000323 - 2⁴ = 20113221000307 is a prime.

It is a super-2 number, since 2×20113221000323² (a number of 27 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 = 20113221000295 and 20113221000304.

It is not an unprimeable number, because it can be changed into a prime (20113221000923) 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, 6577245365 + ... + 6577248422.

It is an arithmetic number, because the mean of its divisors is an integer number (2762443695480).

Almost surely, 2^{20113221000323} is an apocalyptic number.

20113221000323 is a deficient number, since it is larger than the sum of its proper divisors (1986328563517).

20113221000323 is a wasteful number, since it uses less digits than its factorization.

20113221000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13154493937.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20113221000323 its reverse (32300012231102), we get a palindrome (52413233231425).

The spelling of 20113221000323 in words is "twenty trillion, one hundred thirteen billion, two hundred twenty-one million, three hundred twenty-three", and thus it is an aban number.