1100001201 has 32 divisors (see below), whose sum is σ = 1689061248. Its totient is φ = 630758400.

The previous prime is 1100001193. The next prime is 1100001211. The reversal of 1100001201 is 1021000011.

It is not a de Polignac number, because 1100001201 - 2³ = 1100001193 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100001201.

It is not an unprimeable number, because it can be changed into a prime (1100001211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58750 + ... + 75176.

It is an arithmetic number, because the mean of its divisors is an integer number (52783164).

Almost surely, 2^1100001201 is an apocalyptic number.

It is an amenable number.

1100001201 is a deficient number, since it is larger than the sum of its proper divisors (589060047).

1100001201 is a wasteful number, since it uses less digits than its factorization.

1100001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16561.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1100001201 is about 33166.2660093053. The cubic root of 1100001201 is about 1032.2804911436.

Adding to 1100001201 its reverse (1021000011), we get a palindrome (2121001212).

The spelling of 1100001201 in words is "one billion, one hundred million, one thousand, two hundred one".