3311213231320 has 64 divisors (see below), whose sum is σ = 7611600817440. Its totient is φ = 1296022118400.

The previous prime is 3311213231279. The next prime is 3311213231329. The reversal of 3311213231320 is 231323121133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311213231329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3044766 + ... + 3986605.

Almost surely, 2^{3311213231320} is an apocalyptic number.

It is an amenable number.

3311213231320 is an abundant number, since it is smaller than the sum of its proper divisors (4300387586120).

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

3311213231320 is a wasteful number, since it uses less digits than its factorization.

3311213231320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7031636 (or 7031632 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 3311213231320 its reverse (231323121133), we get a palindrome (3542536352453).

The spelling of 3311213231320 in words is "three trillion, three hundred eleven billion, two hundred thirteen million, two hundred thirty-one thousand, three hundred twenty".