123411211000 has 512 divisors, whose sum is σ = 394485811200. Its totient is φ = 34944000000.

The previous prime is 123411210977. The next prime is 123411211039. The reversal of 123411211000 is 112114321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 37959375 + ... + 37962625.

It is an arithmetic number, because the mean of its divisors is an integer number (770480100).

Almost surely, 2^123411211000 is an apocalyptic number.

123411211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123411211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197242905600).

123411211000 is an abundant number, since it is smaller than the sum of its proper divisors (271074600200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123411211000 is a wasteful number, since it uses less digits than its factorization.

123411211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336 (or 3322 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 123411211000 its reverse (112114321), we get a palindrome (123523325321).

The spelling of 123411211000 in words is "one hundred twenty-three billion, four hundred eleven million, two hundred eleven thousand".