331420324011400 has 48 divisors (see below), whose sum is σ = 829825503588900. Its totient is φ = 122370581172480.

The previous prime is 331420324011313. The next prime is 331420324011409. The reversal of 331420324011400 is 4110423024133.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 78553017164196 + 252867306847204 = 8863014^2 + 15901802^2 .

It is not an unprimeable number, because it can be changed into a prime (331420324011409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63734675095 + ... + 63734680294.

Almost surely, 2^{331420324011400} is an apocalyptic number.

It is an amenable number.

331420324011400 is an abundant number, since it is smaller than the sum of its proper divisors (498405179577500).

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

331420324011400 is a wasteful number, since it uses less digits than its factorization.

331420324011400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127469355418 (or 127469355409 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 331420324011400 its reverse (4110423024133), we get a palindrome (335530747035533).

The spelling of 331420324011400 in words is "three hundred thirty-one trillion, four hundred twenty billion, three hundred twenty-four million, eleven thousand, four hundred".