101100321000 has 384 divisors, whose sum is σ = 391157395200. Its totient is φ = 23071910400.

The previous prime is 101100320957. The next prime is 101100321011. The reversal of 101100321000 is 123001101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 70748286 + ... + 70749714.

It is an arithmetic number, because the mean of its divisors is an integer number (1018639050).

Almost surely, 2^101100321000 is an apocalyptic number.

101100321000 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 101100321000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195578697600).

101100321000 is an abundant number, since it is smaller than the sum of its proper divisors (290057074200).

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

101100321000 is a wasteful number, since it uses less digits than its factorization.

101100321000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586 (or 2569 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 101100321000 its reverse (123001101), we get a palindrome (101223322101).

The spelling of 101100321000 in words is "one hundred one billion, one hundred million, three hundred twenty-one thousand".