1100061101 has 4 divisors (see below), whose sum is σ = 1100137500. Its totient is φ = 1099984704.

The previous prime is 1100061059. The next prime is 1100061113. The reversal of 1100061101 is 1011600011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 384552100 + 715509001 = 19610^2 + 26749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100061101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100061121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9326 + ... + 47823.

It is an arithmetic number, because the mean of its divisors is an integer number (275034375).

Almost surely, 2^1100061101 is an apocalyptic number.

It is an amenable number.

1100061101 is a deficient number, since it is larger than the sum of its proper divisors (76399).

1100061101 is an equidigital number, since it uses as much as digits as its factorization.

1100061101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76398.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1100061101 is about 33167.1690229962. The cubic root of 1100061101 is about 1032.2992282380.

Adding to 1100061101 its reverse (1011600011), we get a palindrome (2111661112).

The spelling of 1100061101 in words is "one billion, one hundred million, sixty-one thousand, one hundred one".