323103343304040 has 128 divisors (see below), whose sum is σ = 1044262294508160. Its totient is φ = 79503419833344.

The previous prime is 323103343304009. The next prime is 323103343304041. The reversal of 323103343304040 is 40403343301323.

It is a junction number, because it is equal to n+sod(n) for n = 323103343303992 and 323103343304010.

It is not an unprimeable number, because it can be changed into a prime (323103343304041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34508514 + ... + 42860753.

It is an arithmetic number, because the mean of its divisors is an integer number (8158299175845).

Almost surely, 2^{323103343304040} is an apocalyptic number.

323103343304040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323103343304040 is an abundant number, since it is smaller than the sum of its proper divisors (721158951204120).

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

323103343304040 is a wasteful number, since it uses less digits than its factorization.

323103343304040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77371971 (or 77371967 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 33.

Adding to 323103343304040 its reverse (40403343301323), we get a palindrome (363506686605363).

The spelling of 323103343304040 in words is "three hundred twenty-three trillion, one hundred three billion, three hundred forty-three million, three hundred four thousand, forty".