1201110202003 has 4 divisors (see below), whose sum is σ = 1217563766488. Its totient is φ = 1184656637520.

The previous prime is 1201110202001. The next prime is 1201110202051. The reversal of 1201110202003 is 3002020111021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1201110202003 - 2¹ = 1201110202001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201110202001) 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, 8226782133 + ... + 8226782278.

It is an arithmetic number, because the mean of its divisors is an integer number (304390941622).

Almost surely, 2^{1201110202003} is an apocalyptic number.

1201110202003 is a deficient number, since it is larger than the sum of its proper divisors (16453564485).

1201110202003 is an equidigital number, since it uses as much as digits as its factorization.

1201110202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16453564484.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1201110202003 its reverse (3002020111021), we get a palindrome (4203130313024).

The spelling of 1201110202003 in words is "one trillion, two hundred one billion, one hundred ten million, two hundred two thousand, three".