1201003313223 has 24 divisors (see below), whose sum is σ = 1944085781632. Its totient is φ = 645917745024.

The previous prime is 1201003313207. The next prime is 1201003313231. The reversal of 1201003313223 is 3223133001021.

It is not a de Polignac number, because 1201003313223 - 2⁴ = 1201003313207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 1201003313223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201003353223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98939665 + ... + 98951802.

Almost surely, 2^{1201003313223} is an apocalyptic number.

1201003313223 is a deficient number, since it is larger than the sum of its proper divisors (743082468409).

1201003313223 is a wasteful number, since it uses less digits than its factorization.

1201003313223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197891511 (or 197891494 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1201003313223 its reverse (3223133001021), we get a palindrome (4424136314244).

The spelling of 1201003313223 in words is "one trillion, two hundred one billion, three million, three hundred thirteen thousand, two hundred twenty-three".