1103227801065 has 96 divisors (see below), whose sum is σ = 2068638507936. Its totient is φ = 540683735040.

The previous prime is 1103227801063. The next prime is 1103227801069. The reversal of 1103227801065 is 5601087223011.

It can be written as a sum of positive squares in 16 ways, for example, as 902712812544 + 200514988521 = 950112^2 + 447789^2 .

It is not a de Polignac number, because 1103227801065 - 2¹ = 1103227801063 is a prime.

It is a super-2 number, since 2×1103227801065² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1103227801063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 239986347 + ... + 239990943.

It is an arithmetic number, because the mean of its divisors is an integer number (21548317791).

Almost surely, 2^{1103227801065} is an apocalyptic number.

1103227801065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103227801065 is a deficient number, since it is larger than the sum of its proper divisors (965410706871).

1103227801065 is a wasteful number, since it uses less digits than its factorization.

1103227801065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379 (or 6376 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 1103227801065 in words is "one trillion, one hundred three billion, two hundred twenty-seven million, eight hundred one thousand, sixty-five".