20113222003 has 8 divisors (see below), whose sum is σ = 23728040960. Its totient is φ = 16683778440.

The previous prime is 20113221979. The next prime is 20113222009. The reversal of 20113222003 is 30022231102.

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

It is a de Polignac number, because none of the positive numbers 2^k-20113222003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20113222009) 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, 46343613 + ... + 46344046.

It is an arithmetic number, because the mean of its divisors is an integer number (2966005120).

Almost surely, 2^20113222003 is an apocalyptic number.

20113222003 is a deficient number, since it is larger than the sum of its proper divisors (3614818957).

20113222003 is an equidigital number, since it uses as much as digits as its factorization.

20113222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92687697.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20113222003 its reverse (30022231102), we get a palindrome (50135453105).

Subtracting 20113222003 from its reverse (30022231102), we obtain a palindrome (9909009099).

The spelling of 20113222003 in words is "twenty billion, one hundred thirteen million, two hundred twenty-two thousand, three".