123321000311 has 8 divisors (see below), whose sum is σ = 123856551360. Its totient is φ = 122785612768.

The previous prime is 123321000307. The next prime is 123321000371. The reversal of 123321000311 is 113000123321.

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 123321000311 - 2² = 123321000307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123321000311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123321000371) 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, 1615865 + ... + 1690461.

It is an arithmetic number, because the mean of its divisors is an integer number (15482068920).

Almost surely, 2^123321000311 is an apocalyptic number.

123321000311 is a deficient number, since it is larger than the sum of its proper divisors (535551049).

123321000311 is an equidigital number, since it uses as much as digits as its factorization.

123321000311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81753.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 123321000311 its reverse (113000123321), we get a palindrome (236321123632).

The spelling of 123321000311 in words is "one hundred twenty-three billion, three hundred twenty-one million, three hundred eleven", and thus it is an aban number.