2221366311003 has 40 divisors (see below), whose sum is σ = 3457277795648. Its totient is φ = 1268608379472.

The previous prime is 2221366310987. The next prime is 2221366311013. The reversal of 2221366311003 is 3001136631222.

It is not a de Polignac number, because 2221366311003 - 2⁴ = 2221366310987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221366311013) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12321276 + ... + 12500262.

Almost surely, 2^{2221366311003} is an apocalyptic number.

2221366311003 is a deficient number, since it is larger than the sum of its proper divisors (1235911484645).

2221366311003 is an equidigital number, since it uses as much as digits as its factorization.

2221366311003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180741 (or 180720 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 2221366311003 in words is "two trillion, two hundred twenty-one billion, three hundred sixty-six million, three hundred eleven thousand, three".