331434224124020 has 12 divisors (see below), whose sum is σ = 696011870660484. Its totient is φ = 132573689649600.

The previous prime is 331434224124001. The next prime is 331434224124037. The reversal of 331434224124020 is 20421422434133.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 221811397635556 + 109622826488464 = 14893334^2 + 10470092^2 .

It is a super-2 number, since 2×331434224124020² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8285855603081 + ... + 8285855603120.

It is an arithmetic number, because the mean of its divisors is an integer number (58000989221707).

Almost surely, 2^{331434224124020} is an apocalyptic number.

It is an amenable number.

331434224124020 is an abundant number, since it is smaller than the sum of its proper divisors (364577646536464).

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

331434224124020 is a wasteful number, since it uses less digits than its factorization.

331434224124020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16571711206210 (or 16571711206208 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 331434224124020 its reverse (20421422434133), we get a palindrome (351855646558153).

The spelling of 331434224124020 in words is "three hundred thirty-one trillion, four hundred thirty-four billion, two hundred twenty-four million, one hundred twenty-four thousand, twenty".