1105165223265 has 16 divisors (see below), whose sum is σ = 1769557926528. Its totient is φ = 588990262656.

The previous prime is 1105165223257. The next prime is 1105165223293. The reversal of 1105165223265 is 5623225615011.

It is not a de Polignac number, because 1105165223265 - 2³ = 1105165223257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26928172 + ... + 26969181.

It is an arithmetic number, because the mean of its divisors is an integer number (110597370408).

Almost surely, 2^{1105165223265} is an apocalyptic number.

1105165223265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105165223265 is a deficient number, since it is larger than the sum of its proper divisors (664392703263).

1105165223265 is a wasteful number, since it uses less digits than its factorization.

1105165223265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53898728.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 1105165223265 in words is "one trillion, one hundred five billion, one hundred sixty-five million, two hundred twenty-three thousand, two hundred sixty-five".