2011320200240 has 60 divisors (see below), whose sum is σ = 5063706910944. Its totient is φ = 742641299712.

The previous prime is 2011320200231. The next prime is 2011320200299. The reversal of 2011320200240 is 420020231102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74369624 + ... + 74396663.

Almost surely, 2^{2011320200240} is an apocalyptic number.

2011320200240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011320200240 is an abundant number, since it is smaller than the sum of its proper divisors (3052386710704).

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

2011320200240 is a wasteful number, since it uses less digits than its factorization.

2011320200240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148766326 (or 148766307 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2011320200240 its reverse (420020231102), we get a palindrome (2431340431342).

The spelling of 2011320200240 in words is "two trillion, eleven billion, three hundred twenty million, two hundred thousand, two hundred forty".