1122212321003 has 4 divisors (see below), whose sum is σ = 1125752423280. Its totient is φ = 1118672218728.

The previous prime is 1122212320969. The next prime is 1122212321053. The reversal of 1122212321003 is 3001232122211.

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 1122212321003 - 2¹⁸ = 1122212058859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122212321053) 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, 1770050663 + ... + 1770051296.

It is an arithmetic number, because the mean of its divisors is an integer number (281438105820).

Almost surely, 2^{1122212321003} is an apocalyptic number.

1122212321003 is a deficient number, since it is larger than the sum of its proper divisors (3540102277).

1122212321003 is an equidigital number, since it uses as much as digits as its factorization.

1122212321003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540102276.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1122212321003 its reverse (3001232122211), we get a palindrome (4123444443214).

The spelling of 1122212321003 in words is "one trillion, one hundred twenty-two billion, two hundred twelve million, three hundred twenty-one thousand, three".