22131120003 has 4 divisors (see below), whose sum is σ = 29508160008. Its totient is φ = 14754080000.

The previous prime is 22131119981. The next prime is 22131120031. The reversal of 22131120003 is 30002113122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22131120003 - 2⁶ = 22131119939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22131120703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3688519998 + ... + 3688520003.

It is an arithmetic number, because the mean of its divisors is an integer number (7377040002).

Almost surely, 2^22131120003 is an apocalyptic number.

22131120003 is a deficient number, since it is larger than the sum of its proper divisors (7377040005).

22131120003 is an equidigital number, since it uses as much as digits as its factorization.

22131120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7377040004.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22131120003 its reverse (30002113122), we get a palindrome (52133233125).

The spelling of 22131120003 in words is "twenty-two billion, one hundred thirty-one million, one hundred twenty thousand, three".