323211432140 has 48 divisors (see below), whose sum is σ = 686177339232. Its totient is φ = 127870396416.

The previous prime is 323211432139. The next prime is 323211432163. The reversal of 323211432140 is 41234112323.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3046019 + ... + 3150341.

It is an arithmetic number, because the mean of its divisors is an integer number (14295361234).

Almost surely, 2^323211432140 is an apocalyptic number.

It is an amenable number.

323211432140 is an abundant number, since it is smaller than the sum of its proper divisors (362965907092).

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

323211432140 is a wasteful number, since it uses less digits than its factorization.

323211432140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106026 (or 106024 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 323211432140 its reverse (41234112323), we get a palindrome (364445544463).

The spelling of 323211432140 in words is "three hundred twenty-three billion, two hundred eleven million, four hundred thirty-two thousand, one hundred forty".