2013221439600 has 120 divisors (see below), whose sum is σ = 7370307853440. Its totient is φ = 460164898560.

The previous prime is 2013221439533. The next prime is 2013221439611. The reversal of 2013221439600 is 69341223102.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119826210 + ... + 119843009.

It is an arithmetic number, because the mean of its divisors is an integer number (61419232112).

Almost surely, 2^{2013221439600} is an apocalyptic number.

2013221439600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013221439600 is an abundant number, since it is smaller than the sum of its proper divisors (5357086413840).

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

2013221439600 is a wasteful number, since it uses less digits than its factorization.

2013221439600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239669247 (or 239669236 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 2013221439600 in words is "two trillion, thirteen billion, two hundred twenty-one million, four hundred thirty-nine thousand, six hundred".