2162421130330 has 8 divisors (see below), whose sum is σ = 3892358034612. Its totient is φ = 864968452128.

The previous prime is 2162421130327. The next prime is 2162421130333. The reversal of 2162421130330 is 330311242612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2162421130327) and next prime (2162421130333).

It can be written as a sum of positive squares in 2 ways, for example, as 1983621544921 + 178799585409 = 1408411^2 + 422847^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2162421130333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108121056507 + ... + 108121056526.

Almost surely, 2^{2162421130330} is an apocalyptic number.

2162421130330 is a deficient number, since it is larger than the sum of its proper divisors (1729936904282).

2162421130330 is a wasteful number, since it uses less digits than its factorization.

2162421130330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216242113040.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 2162421130330 its reverse (330311242612), we get a palindrome (2492732372942).

The spelling of 2162421130330 in words is "two trillion, one hundred sixty-two billion, four hundred twenty-one million, one hundred thirty thousand, three hundred thirty".