123143302311 has 8 divisors (see below), whose sum is σ = 164225288304. Its totient is φ = 82078425600.

The previous prime is 123143302279. The next prime is 123143302319. The reversal of 123143302311 is 113203341321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123143302311 - 2⁵ = 123143302279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123143302319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4260516 + ... + 4289321.

It is an arithmetic number, because the mean of its divisors is an integer number (20528161038).

Almost surely, 2^123143302311 is an apocalyptic number.

123143302311 is a deficient number, since it is larger than the sum of its proper divisors (41081985993).

123143302311 is an equidigital number, since it uses as much as digits as its factorization.

123143302311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8554641.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 123143302311 its reverse (113203341321), we get a palindrome (236346643632).

The spelling of 123143302311 in words is "one hundred twenty-three billion, one hundred forty-three million, three hundred two thousand, three hundred eleven".