1302313312123 has 16 divisors (see below), whose sum is σ = 1386430746624. Its totient is φ = 1219041613440.

The previous prime is 1302313312067. The next prime is 1302313312159. The reversal of 1302313312123 is 3212133132031.

It is a cyclic number.

It is not a de Polignac number, because 1302313312123 - 2³⁷ = 1164874358651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1302313313123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3557158 + ... + 3906148.

It is an arithmetic number, because the mean of its divisors is an integer number (86651921664).

Almost surely, 2^{1302313312123} is an apocalyptic number.

1302313312123 is a deficient number, since it is larger than the sum of its proper divisors (84117434501).

1302313312123 is a wasteful number, since it uses less digits than its factorization.

1302313312123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350202.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1302313312123 its reverse (3212133132031), we get a palindrome (4514446444154).

The spelling of 1302313312123 in words is "one trillion, three hundred two billion, three hundred thirteen million, three hundred twelve thousand, one hundred twenty-three".