1100211020001 has 24 divisors (see below), whose sum is σ = 1632204217280. Its totient is φ = 713624445216.

The previous prime is 1100211019939. The next prime is 1100211020053. The reversal of 1100211020001 is 1000201120011.

It is a happy number.

It is not a de Polignac number, because 1100211020001 - 2⁶ = 1100211019937 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100211020071) 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 23 ways as a sum of consecutive naturals, for example, 14161380 + ... + 14238858.

Almost surely, 2^{1100211020001} is an apocalyptic number.

It is an amenable number.

1100211020001 is a deficient number, since it is larger than the sum of its proper divisors (531993197279).

1100211020001 is a wasteful number, since it uses less digits than its factorization.

1100211020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120165 (or 120162 counting only the distinct ones).

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

Adding to 1100211020001 its reverse (1000201120011), we get a palindrome (2100412140012).

The spelling of 1100211020001 in words is "one trillion, one hundred billion, two hundred eleven million, twenty thousand, one".