1201010201103 has 4 divisors (see below), whose sum is σ = 1601346934808. Its totient is φ = 800673467400.

The previous prime is 1201010201093. The next prime is 1201010201173. The reversal of 1201010201103 is 3011020101021.

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

It is not a de Polignac number, because 1201010201103 - 2⁸ = 1201010200847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201010201173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200168366848 + ... + 200168366853.

It is an arithmetic number, because the mean of its divisors is an integer number (400336733702).

Almost surely, 2^{1201010201103} is an apocalyptic number.

1201010201103 is a deficient number, since it is larger than the sum of its proper divisors (400336733705).

1201010201103 is an equidigital number, since it uses as much as digits as its factorization.

1201010201103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400336733704.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1201010201103 its reverse (3011020101021), we get a palindrome (4212030302124).

The spelling of 1201010201103 in words is "one trillion, two hundred one billion, ten million, two hundred one thousand, one hundred three".