2331421722 has 24 divisors (see below), whose sum is σ = 5773044576. Its totient is φ = 666120456.

The previous prime is 2331421721. The next prime is 2331421727. The reversal of 2331421722 is 2271241332.

2331421722 is a `hidden beast` number, since 233 + 1 + 421 + 7 + 2 + 2 = 666.

2331421722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2331421721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9251548 + ... + 9251799.

It is an arithmetic number, because the mean of its divisors is an integer number (240543524).

Almost surely, 2^2331421722 is an apocalyptic number.

2331421722 is an abundant number, since it is smaller than the sum of its proper divisors (3441622854).

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

2331421722 is a wasteful number, since it uses less digits than its factorization.

2331421722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18503362 (or 18503359 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 2331421722 is about 48284.7980424481. The cubic root of 2331421722 is about 1325.9900936314.

The spelling of 2331421722 in words is "two billion, three hundred thirty-one million, four hundred twenty-one thousand, seven hundred twenty-two".