1105920000001 has 4 divisors (see below), whose sum is σ = 1106398962900. Its totient is φ = 1105441037104.

The previous prime is 1105919999941. The next prime is 1105920000011. The reversal of 1105920000001 is 1000000295011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 782250033601 + 323669966400 = 884449^2 + 568920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105920000001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105920000011) 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, 239477986 + ... + 239482603.

It is an arithmetic number, because the mean of its divisors is an integer number (276599740725).

Almost surely, 2^{1105920000001} is an apocalyptic number.

It is an amenable number.

1105920000001 is a deficient number, since it is larger than the sum of its proper divisors (478962899).

1105920000001 is an equidigital number, since it uses as much as digits as its factorization.

1105920000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478962898.

The product of its (nonzero) digits is 90, while the sum is 19.

Adding to 1105920000001 its reverse (1000000295011), we get a palindrome (2105920295012).

The spelling of 1105920000001 in words is "one trillion, one hundred five billion, nine hundred twenty million, one", and thus it is an aban number.