1423320343100 has 18 divisors (see below), whose sum is σ = 3088605144744. Its totient is φ = 569328137200.

The previous prime is 1423320343063. The next prime is 1423320343141. The reversal of 1423320343100 is 13430233241.

It is a super-2 number, since 2×1423320343100² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1423320343100.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 7116601616 + ... + 7116601815.

It is an arithmetic number, because the mean of its divisors is an integer number (171589174708).

Almost surely, 2^{1423320343100} is an apocalyptic number.

1423320343100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423320343100 is an abundant number, since it is smaller than the sum of its proper divisors (1665284801644).

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

1423320343100 is a wasteful number, since it uses less digits than its factorization.

1423320343100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14233203445 (or 14233203438 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1423320343100 its reverse (13430233241), we get a palindrome (1436750576341).

The spelling of 1423320343100 in words is "one trillion, four hundred twenty-three billion, three hundred twenty million, three hundred forty-three thousand, one hundred".