1100010550001 has 12 divisors (see below), whose sum is σ = 1209128787636. Its totient is φ = 999987853920.

The previous prime is 1100010549991. The next prime is 1100010550043. The reversal of 1100010550001 is 1000550100011.

It can be written as a sum of positive squares in 2 ways, for example, as 453716752225 + 646293797776 = 673585^2 + 803924^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1100010550001 is a prime.

It is a super-2 number, since 2×1100010550001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100010550501) 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, 8757695 + ... + 8882411.

It is an arithmetic number, because the mean of its divisors is an integer number (100760732303).

Almost surely, 2^{1100010550001} is an apocalyptic number.

1100010550001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1100010550001 is a deficient number, since it is larger than the sum of its proper divisors (109118237635).

1100010550001 is a wasteful number, since it uses less digits than its factorization.

1100010550001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197632 (or 197621 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 14.

Adding to 1100010550001 its reverse (1000550100011), we get a palindrome (2100560650012).

The spelling of 1100010550001 in words is "one trillion, one hundred billion, ten million, five hundred fifty thousand, one".