12123211300311 has 8 divisors (see below), whose sum is σ = 16164298707840. Its totient is φ = 8082132379832.

The previous prime is 12123211300301. The next prime is 12123211300337. The reversal of 12123211300311 is 11300311232121.

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

It is a cyclic number.

It is not a de Polignac number, because 12123211300311 - 2³⁴ = 12106031431127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12123211300301) 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, 2928526 + ... + 5729108.

It is an arithmetic number, because the mean of its divisors is an integer number (2020537338480).

Almost surely, 2^{12123211300311} is an apocalyptic number.

12123211300311 is a deficient number, since it is larger than the sum of its proper divisors (4041087407529).

12123211300311 is a wasteful number, since it uses less digits than its factorization.

12123211300311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243525.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12123211300311 its reverse (11300311232121), we get a palindrome (23423522532432).

The spelling of 12123211300311 in words is "twelve trillion, one hundred twenty-three billion, two hundred eleven million, three hundred thousand, three hundred eleven".