1100002211001 has 24 divisors (see below), whose sum is σ = 1659661301376. Its totient is φ = 700736974080.

The previous prime is 1100002210999. The next prime is 1100002211023. The reversal of 1100002211001 is 1001122000011.

It is a happy number.

It is not a de Polignac number, because 1100002211001 - 2¹ = 1100002210999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1100002211081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2499480 + ... + 2906441.

It is an arithmetic number, because the mean of its divisors is an integer number (69152554224).

Almost surely, 2^{1100002211001} is an apocalyptic number.

It is an amenable number.

1100002211001 is a deficient number, since it is larger than the sum of its proper divisors (559659090375).

1100002211001 is a wasteful number, since it uses less digits than its factorization.

1100002211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5406933 (or 5406930 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1100002211001 its reverse (1001122000011), we get a palindrome (2101124211012).

The spelling of 1100002211001 in words is "one trillion, one hundred billion, two million, two hundred eleven thousand, one".