1313020022223 has 16 divisors (see below), whose sum is σ = 2154699524096. Its totient is φ = 692581989600.

The previous prime is 1313020022201. The next prime is 1313020022257. The reversal of 1313020022223 is 3222200203131.

It is a happy number.

It is not a de Polignac number, because 1313020022223 - 2⁸ = 1313020021967 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1313020022223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313020022023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404798303 + ... + 2404798848.

It is an arithmetic number, because the mean of its divisors is an integer number (134668720256).

Almost surely, 2^{1313020022223} is an apocalyptic number.

1313020022223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1313020022223 is a deficient number, since it is larger than the sum of its proper divisors (841679501873).

1313020022223 is a wasteful number, since it uses less digits than its factorization.

1313020022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4809597174.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1313020022223 its reverse (3222200203131), we get a palindrome (4535220225354).

The spelling of 1313020022223 in words is "one trillion, three hundred thirteen billion, twenty million, twenty-two thousand, two hundred twenty-three".