2211201131320 has 32 divisors (see below), whose sum is σ = 5049459306000. Its totient is φ = 871279250688.

The previous prime is 2211201131297. The next prime is 2211201131327. The reversal of 2211201131320 is 231311021122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211201131327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412534845 + ... + 412540204.

Almost surely, 2^{2211201131320} is an apocalyptic number.

2211201131320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211201131320 is an abundant number, since it is smaller than the sum of its proper divisors (2838258174680).

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

2211201131320 is a wasteful number, since it uses less digits than its factorization.

2211201131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825075127 (or 825075123 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2211201131320 its reverse (231311021122), we get a palindrome (2442512152442).

The spelling of 2211201131320 in words is "two trillion, two hundred eleven billion, two hundred one million, one hundred thirty-one thousand, three hundred twenty".