431320023443123 has 8 divisors (see below), whose sum is σ = 433171169625600. Its totient is φ = 429469264426888.

The previous prime is 431320023443107. The next prime is 431320023443149. The reversal of 431320023443123 is 321344320023134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 431320023443123 - 2⁴ = 431320023443107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431320023443423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94558583 + ... + 99014976.

It is an arithmetic number, because the mean of its divisors is an integer number (54146396203200).

Almost surely, 2^{431320023443123} is an apocalyptic number.

431320023443123 is a deficient number, since it is larger than the sum of its proper divisors (1851146182477).

431320023443123 is a wasteful number, since it uses less digits than its factorization.

431320023443123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193583121.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 431320023443123 its reverse (321344320023134), we get a palindrome (752664343466257).

The spelling of 431320023443123 in words is "four hundred thirty-one trillion, three hundred twenty billion, twenty-three million, four hundred forty-three thousand, one hundred twenty-three".