1101011101012 has 6 divisors (see below), whose sum is σ = 1926769426778. Its totient is φ = 550505550504.

The previous prime is 1101011101009. The next prime is 1101011101031. The reversal of 1101011101012 is 2101011101011.

It can be written as a sum of positive squares in only one way, i.e., 987869015056 + 113142085956 = 993916^2 + 336366^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1101011101012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137626387623 + ... + 137626387630.

Almost surely, 2^{1101011101012} is an apocalyptic number.

It is an amenable number.

1101011101012 is a deficient number, since it is larger than the sum of its proper divisors (825758325766).

1101011101012 is a wasteful number, since it uses less digits than its factorization.

1101011101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275252775257 (or 275252775255 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1101011101012 its reverse (2101011101011), we get a palindrome (3202022202023).

Subtracting 1101011101012 from its reverse (2101011101011), we obtain a palindrome (999999999999).

The spelling of 1101011101012 in words is "one trillion, one hundred one billion, eleven million, one hundred one thousand, twelve".