3230400203142 has 64 divisors (see below), whose sum is σ = 7539853440000. Its totient is φ = 922310928000.

The previous prime is 3230400203113. The next prime is 3230400203143. The reversal of 3230400203142 is 2413020040323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230400203143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2318142 + ... + 3440142.

It is an arithmetic number, because the mean of its divisors is an integer number (117810210000).

Almost surely, 2^{3230400203142} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3230400203142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3769926720000).

3230400203142 is an abundant number, since it is smaller than the sum of its proper divisors (4309453236858).

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

3230400203142 is a wasteful number, since it uses less digits than its factorization.

3230400203142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123426 (or 1123412 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 3230400203142 its reverse (2413020040323), we get a palindrome (5643420243465).

The spelling of 3230400203142 in words is "three trillion, two hundred thirty billion, four hundred million, two hundred three thousand, one hundred forty-two".