2130454330221 has 8 divisors (see below), whose sum is σ = 3246406598464. Its totient is φ = 1217402474400.

The previous prime is 2130454330219. The next prime is 2130454330273. The reversal of 2130454330221 is 1220334540312.

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

It is not a de Polignac number, because 2130454330221 - 2¹ = 2130454330219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130454330211) 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, 50725103080 + ... + 50725103121.

It is an arithmetic number, because the mean of its divisors is an integer number (405800824808).

Almost surely, 2^{2130454330221} is an apocalyptic number.

2130454330221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2130454330221 is a deficient number, since it is larger than the sum of its proper divisors (1115952268243).

2130454330221 is a wasteful number, since it uses less digits than its factorization.

2130454330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101450206211.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 2130454330221 its reverse (1220334540312), we get a palindrome (3350788870533).

The spelling of 2130454330221 in words is "two trillion, one hundred thirty billion, four hundred fifty-four million, three hundred thirty thousand, two hundred twenty-one".