1100100211101 has 16 divisors (see below), whose sum is σ = 1629829835520. Its totient is φ = 733376855520.

The previous prime is 1100100211087. The next prime is 1100100211127. The reversal of 1100100211101 is 1011120010011.

It is not a de Polignac number, because 1100100211101 - 2⁶ = 1100100211037 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100100211201) 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, 241521 + ... + 1502841.

It is an arithmetic number, because the mean of its divisors is an integer number (101864364720).

Almost surely, 2^{1100100211101} is an apocalyptic number.

It is an amenable number.

1100100211101 is a deficient number, since it is larger than the sum of its proper divisors (529729624419).

1100100211101 is a wasteful number, since it uses less digits than its factorization.

1100100211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293633 (or 1293627 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1100100211101 its reverse (1011120010011), we get a palindrome (2111220221112).

The spelling of 1100100211101 in words is "one trillion, one hundred billion, one hundred million, two hundred eleven thousand, one hundred one".