1100011109969 has 2 divisors, whose sum is σ = 1100011109970. Its totient is φ = 1100011109968.

The previous prime is 1100011109933. The next prime is 1100011109983. The reversal of 1100011109969 is 9699011100011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1024320095569 + 75691014400 = 1012087^2 + 275120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100011109969 - 2¹² = 1100011105873 is a prime.

It is a super-2 number, since 2×1100011109969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100011109929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550005554984 + 550005554985.

It is an arithmetic number, because the mean of its divisors is an integer number (550005554985).

Almost surely, 2^{1100011109969} is an apocalyptic number.

It is an amenable number.

1100011109969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100011109969 is an equidigital number, since it uses as much as digits as its factorization.

1100011109969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 38.

The spelling of 1100011109969 in words is "one trillion, one hundred billion, eleven million, one hundred nine thousand, nine hundred sixty-nine".