1323121000230 has 128 divisors (see below), whose sum is σ = 3706112931840. Its totient is φ = 335256451200.

The previous prime is 1323121000213. The next prime is 1323121000273. The reversal of 1323121000230 is 320001213231.

1323121000230 is a `hidden beast` number, since 1 + 323 + 12 + 100 + 0 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 232204 + ... + 1643216.

It is an arithmetic number, because the mean of its divisors is an integer number (28954007280).

Almost surely, 2^{1323121000230} is an apocalyptic number.

1323121000230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323121000230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1853056465920).

1323121000230 is an abundant number, since it is smaller than the sum of its proper divisors (2382991931610).

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

1323121000230 is a wasteful number, since it uses less digits than its factorization.

1323121000230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411203 (or 1411197 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1323121000230 its reverse (320001213231), we get a palindrome (1643122213461).

The spelling of 1323121000230 in words is "one trillion, three hundred twenty-three billion, one hundred twenty-one million, two hundred thirty", and thus it is an aban number.