1101122221003 has 4 divisors (see below), whose sum is σ = 1258425395440. Its totient is φ = 943819046568.

The previous prime is 1101122220971. The next prime is 1101122221007. The reversal of 1101122221003 is 3001222211011.

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 1101122221003 - 2⁵ = 1101122220971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101122221007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78651587208 + ... + 78651587221.

It is an arithmetic number, because the mean of its divisors is an integer number (314606348860).

Almost surely, 2^{1101122221003} is an apocalyptic number.

1101122221003 is a deficient number, since it is larger than the sum of its proper divisors (157303174437).

1101122221003 is an equidigital number, since it uses as much as digits as its factorization.

1101122221003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157303174436.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1101122221003 its reverse (3001222211011), we get a palindrome (4102344432014).

The spelling of 1101122221003 in words is "one trillion, one hundred one billion, one hundred twenty-two million, two hundred twenty-one thousand, three".