1011102221003 has 4 divisors (see below), whose sum is σ = 1155545395440. Its totient is φ = 866659046568.

The previous prime is 1011102220991. The next prime is 1011102221009. The reversal of 1011102221003 is 3001222011101.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1011102221003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011102221009) 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, 72221587208 + ... + 72221587221.

It is an arithmetic number, because the mean of its divisors is an integer number (288886348860).

Almost surely, 2^{1011102221003} is an apocalyptic number.

1011102221003 is a deficient number, since it is larger than the sum of its proper divisors (144443174437).

1011102221003 is an equidigital number, since it uses as much as digits as its factorization.

1011102221003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144443174436.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1011102221003 its reverse (3001222011101), we get a palindrome (4012324232104).

The spelling of 1011102221003 in words is "one trillion, eleven billion, one hundred two million, two hundred twenty-one thousand, three".