2271530232420 has 24 divisors (see below), whose sum is σ = 6360284650944. Its totient is φ = 605741395296.

The previous prime is 2271530232379. The next prime is 2271530232443. The reversal of 2271530232420 is 242320351722.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18929418544 + ... + 18929418663.

It is an arithmetic number, because the mean of its divisors is an integer number (265011860456).

Almost surely, 2^{2271530232420} is an apocalyptic number.

2271530232420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2271530232420 is an abundant number, since it is smaller than the sum of its proper divisors (4088754418524).

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

2271530232420 is a wasteful number, since it uses less digits than its factorization.

2271530232420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37858837219 (or 37858837217 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 2271530232420 in words is "two trillion, two hundred seventy-one billion, five hundred thirty million, two hundred thirty-two thousand, four hundred twenty".