331440002300 has 144 divisors (see below), whose sum is σ = 813648256512. Its totient is φ = 116126265600.

The previous prime is 331440002233. The next prime is 331440002317. The reversal of 331440002300 is 3200044133.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4152569 + ... + 4231631.

Almost surely, 2^331440002300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331440002300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406824128256).

331440002300 is an abundant number, since it is smaller than the sum of its proper divisors (482208254212).

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

331440002300 is a wasteful number, since it uses less digits than its factorization.

331440002300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79228 (or 79221 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 331440002300 its reverse (3200044133), we get a palindrome (334640046433).

The spelling of 331440002300 in words is "three hundred thirty-one billion, four hundred forty million, two thousand, three hundred".