100322444431 has 6 divisors (see below), whose sum is σ = 110271777896. Its totient is φ = 91202222100.

The previous prime is 100322444419. The next prime is 100322444477. The reversal of 100322444431 is 134444223001.

It is not a de Polignac number, because 100322444431 - 2¹⁹ = 100321920143 is a prime.

It is a super-2 number, since 2×100322444431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100322444431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100322444401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 414555435 + ... + 414555676.

Almost surely, 2^100322444431 is an apocalyptic number.

100322444431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100322444431 is a deficient number, since it is larger than the sum of its proper divisors (9949333465).

100322444431 is an equidigital number, since it uses as much as digits as its factorization.

100322444431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829111133 (or 829111122 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 100322444431 its reverse (134444223001), we get a palindrome (234766667432).

The spelling of 100322444431 in words is "one hundred billion, three hundred twenty-two million, four hundred forty-four thousand, four hundred thirty-one".