2013311323320 has 128 divisors (see below), whose sum is σ = 6606405792000. Its totient is φ = 486787553280.

The previous prime is 2013311323319. The next prime is 2013311323343. The reversal of 2013311323320 is 233231133102.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1511905 + ... + 2512464.

It is an arithmetic number, because the mean of its divisors is an integer number (51612545250).

Almost surely, 2^{2013311323320} is an apocalyptic number.

2013311323320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013311323320 is an abundant number, since it is smaller than the sum of its proper divisors (4593094468680).

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

2013311323320 is a wasteful number, since it uses less digits than its factorization.

2013311323320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024773 (or 4024769 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2013311323320 its reverse (233231133102), we get a palindrome (2246542456422).

The spelling of 2013311323320 in words is "two trillion, thirteen billion, three hundred eleven million, three hundred twenty-three thousand, three hundred twenty".