231133300321000 has 768 divisors, whose sum is σ = 716542798233600. Its totient is φ = 68875507008000.

The previous prime is 231133300320991. The next prime is 231133300321067. The reversal of 231133300321000 is 123003331132.

231133300321000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 38021595961 + ... + 38021602039.

It is an arithmetic number, because the mean of its divisors is an integer number (932998435200).

Almost surely, 2^{231133300321000} is an apocalyptic number.

231133300321000 is a gapful number since it is divisible by the number (20) 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 231133300321000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358271399116800).

231133300321000 is an abundant number, since it is smaller than the sum of its proper divisors (485409497912600).

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

231133300321000 is a wasteful number, since it uses less digits than its factorization.

231133300321000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9215 (or 9194 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 231133300321000 its reverse (123003331132), we get a palindrome (231256303652132).

The spelling of 231133300321000 in words is "two hundred thirty-one trillion, one hundred thirty-three billion, three hundred million, three hundred twenty-one thousand".