1100544864201 has 12 divisors (see below), whose sum is σ = 1594754755828. Its totient is φ = 731352495744.

The previous prime is 1100544864173. The next prime is 1100544864203. The reversal of 1100544864201 is 1024684450011.

1100544864201 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 5 + 4 + 4 + 8 + 642 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 68591610000 + 1031953254201 = 261900^2 + 1015851^2 .

It is not a de Polignac number, because 1100544864201 - 2⁷ = 1100544864073 is a prime.

It is a super-2 number, since 2×1100544864201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100544864203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195337060 + ... + 195342693.

Almost surely, 2^{1100544864201} is an apocalyptic number.

It is an amenable number.

1100544864201 is a deficient number, since it is larger than the sum of its proper divisors (494209891627).

1100544864201 is a wasteful number, since it uses less digits than its factorization.

1100544864201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390680072 (or 390680069 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The spelling of 1100544864201 in words is "one trillion, one hundred billion, five hundred forty-four million, eight hundred sixty-four thousand, two hundred one".