1303310311323 has 32 divisors (see below), whose sum is σ = 1778803614720. Its totient is φ = 848502120960.

The previous prime is 1303310311309. The next prime is 1303310311339. The reversal of 1303310311323 is 3231130133031.

It is not a de Polignac number, because 1303310311323 - 2²⁹ = 1302773440411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303310311293 and 1303310311302.

It is not an unprimeable number, because it can be changed into a prime (1303310311363) 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, 84409038 + ... + 84424476.

It is an arithmetic number, because the mean of its divisors is an integer number (55587612960).

Almost surely, 2^{1303310311323} is an apocalyptic number.

1303310311323 is a deficient number, since it is larger than the sum of its proper divisors (475493303397).

1303310311323 is a wasteful number, since it uses less digits than its factorization.

1303310311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17939.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1303310311323 its reverse (3231130133031), we get a palindrome (4534440444354).

The spelling of 1303310311323 in words is "one trillion, three hundred three billion, three hundred ten million, three hundred eleven thousand, three hundred twenty-three".