12221100003 has 8 divisors (see below), whose sum is σ = 18622628608. Its totient is φ = 6983485704.

The previous prime is 12221099983. The next prime is 12221100007. The reversal of 12221100003 is 30000112221.

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

It is not a de Polignac number, because 12221100003 - 2⁵ = 12221099971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12221100007) 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, 290978551 + ... + 290978592.

It is an arithmetic number, because the mean of its divisors is an integer number (2327828576).

Almost surely, 2^12221100003 is an apocalyptic number.

12221100003 is a deficient number, since it is larger than the sum of its proper divisors (6401528605).

12221100003 is an equidigital number, since it uses as much as digits as its factorization.

12221100003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581957153.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12221100003 its reverse (30000112221), we get a palindrome (42221212224).

The spelling of 12221100003 in words is "twelve billion, two hundred twenty-one million, one hundred thousand, three".