101230323320 has 128 divisors (see below), whose sum is σ = 262700236800. Its totient is φ = 34389121536.

The previous prime is 101230323301. The next prime is 101230323343. The reversal of 101230323320 is 23323032101.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 101230323292 and 101230323301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38012309 + ... + 38014971.

It is an arithmetic number, because the mean of its divisors is an integer number (2052345600).

Almost surely, 2^101230323320 is an apocalyptic number.

101230323320 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 101230323320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131350118400).

101230323320 is an abundant number, since it is smaller than the sum of its proper divisors (161469913480).

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

101230323320 is a wasteful number, since it uses less digits than its factorization.

101230323320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3877 (or 3873 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 101230323320 its reverse (23323032101), we get a palindrome (124553355421).

The spelling of 101230323320 in words is "one hundred one billion, two hundred thirty million, three hundred twenty-three thousand, three hundred twenty".