100322321303440 has 20 divisors (see below), whose sum is σ = 233249397030684. Its totient is φ = 40128928521344.

The previous prime is 100322321303437. The next prime is 100322321303459. The reversal of 100322321303440 is 44303123223001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27764089258896 + 72558232044544 = 5269164^2 + 8518112^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 100322321303399 and 100322321303408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627014508067 + ... + 627014508226.

Almost surely, 2^{100322321303440} is an apocalyptic number.

100322321303440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100322321303440 is an abundant number, since it is smaller than the sum of its proper divisors (132927075727244).

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

100322321303440 is a wasteful number, since it uses less digits than its factorization.

100322321303440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254029016306 (or 1254029016300 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 100322321303440 its reverse (44303123223001), we get a palindrome (144625444526441).

The spelling of 100322321303440 in words is "one hundred trillion, three hundred twenty-two billion, three hundred twenty-one million, three hundred three thousand, four hundred forty".