403323231000 has 64 divisors (see below), whose sum is σ = 1258368490080. Its totient is φ = 107552860800.

The previous prime is 403323230969. The next prime is 403323231007. The reversal of 403323231000 is 132323304.

It is a super-2 number, since 2×403323231000² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403323231007) 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, 67217539 + ... + 67223538.

Almost surely, 2^403323231000 is an apocalyptic number.

403323231000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403323231000 is an abundant number, since it is smaller than the sum of its proper divisors (855045259080).

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

403323231000 is a wasteful number, since it uses less digits than its factorization.

403323231000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134441101 (or 134441087 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 403323231000 its reverse (132323304), we get a palindrome (403455554304).

The spelling of 403323231000 in words is "four hundred three billion, three hundred twenty-three million, two hundred thirty-one thousand".