1103003213201 has 4 divisors (see below), whose sum is σ = 1167885755172. Its totient is φ = 1038120671232.

The previous prime is 1103003213183. The next prime is 1103003213209. The reversal of 1103003213201 is 1023123003011.

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 643589017600 + 459414195601 = 802240^2 + 677801^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103003213201 - 2¹⁴ = 1103003196817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 64882541953 = 1103003213201 / (1 + 1 + 0 + 3 + 0 + 0 + 3 + 2 + 1 + 3 + 2 + 0 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103003213201.

It is not an unprimeable number, because it can be changed into a prime (1103003213209) 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, 32441270960 + ... + 32441270993.

It is an arithmetic number, because the mean of its divisors is an integer number (291971438793).

Almost surely, 2^{1103003213201} is an apocalyptic number.

It is an amenable number.

1103003213201 is a deficient number, since it is larger than the sum of its proper divisors (64882541971).

1103003213201 is an equidigital number, since it uses as much as digits as its factorization.

1103003213201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64882541970.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1103003213201 its reverse (1023123003011), we get a palindrome (2126126216212).

The spelling of 1103003213201 in words is "one trillion, one hundred three billion, three million, two hundred thirteen thousand, two hundred one".