100322401420 has 48 divisors (see below), whose sum is σ = 220099783680. Its totient is φ = 38338325696.

The previous prime is 100322401367. The next prime is 100322401423. The reversal of 100322401420 is 24104223001.

It is not an unprimeable number, because it can be changed into a prime (100322401423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255969 + ... + 515911.

It is an arithmetic number, because the mean of its divisors is an integer number (4585412160).

Almost surely, 2^100322401420 is an apocalyptic number.

100322401420 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 100322401420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110049891840).

100322401420 is an abundant number, since it is smaller than the sum of its proper divisors (119777382260).

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

100322401420 is a wasteful number, since it uses less digits than its factorization.

100322401420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260814 (or 260812 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 100322401420 its reverse (24104223001), we get a palindrome (124426624421).

The spelling of 100322401420 in words is "one hundred billion, three hundred twenty-two million, four hundred one thousand, four hundred twenty".