1100221120033 has 16 divisors (see below), whose sum is σ = 1320754139136. Its totient is φ = 896070819600.

The previous prime is 1100221119971. The next prime is 1100221120043. The reversal of 1100221120033 is 3300211220011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100221120033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100221119989 and 1100221120016.

It is not an unprimeable number, because it can be changed into a prime (1100221120043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22603741 + ... + 22652362.

It is an arithmetic number, because the mean of its divisors is an integer number (82547133696).

Almost surely, 2^{1100221120033} is an apocalyptic number.

It is an amenable number.

1100221120033 is a deficient number, since it is larger than the sum of its proper divisors (220533019103).

1100221120033 is a wasteful number, since it uses less digits than its factorization.

1100221120033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45256284.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1100221120033 its reverse (3300211220011), we get a palindrome (4400432340044).

The spelling of 1100221120033 in words is "one trillion, one hundred billion, two hundred twenty-one million, one hundred twenty thousand, thirty-three".