1313103113223 has 32 divisors (see below), whose sum is σ = 1929606624000. Its totient is φ = 787643328000.

The previous prime is 1313103113221. The next prime is 1313103113227. The reversal of 1313103113223 is 3223113013131.

It is not a de Polignac number, because 1313103113223 - 2¹ = 1313103113221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313103113193 and 1313103113202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313103113221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8922783 + ... + 9068751.

It is an arithmetic number, because the mean of its divisors is an integer number (60300207000).

Almost surely, 2^{1313103113223} is an apocalyptic number.

1313103113223 is a deficient number, since it is larger than the sum of its proper divisors (616503510777).

1313103113223 is a wasteful number, since it uses less digits than its factorization.

1313103113223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148783.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1313103113223 its reverse (3223113013131), we get a palindrome (4536216126354).

The spelling of 1313103113223 in words is "one trillion, three hundred thirteen billion, one hundred three million, one hundred thirteen thousand, two hundred twenty-three".