1001101101100 has 36 divisors (see below), whose sum is σ = 2172733252144. Its totient is φ = 400377055680.

The previous prime is 1001101101073. The next prime is 1001101101101. The reversal of 1001101101100 is 11011011001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1001101101101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154839 + ... + 1423438.

Almost surely, 2^{1001101101100} is an apocalyptic number.

1001101101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001101101100 is an abundant number, since it is smaller than the sum of its proper divisors (1171632151044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001101101100 is a wasteful number, since it uses less digits than its factorization.

1001101101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584634 (or 1584627 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 1001101101100 its reverse (11011011001), we get a palindrome (1012112112101).

Subtracting from 1001101101100 its reverse (11011011001), we obtain a palindrome (990090090099).

The spelling of 1001101101100 in words is "one trillion, one billion, one hundred one million, one hundred one thousand, one hundred".