2130221104 has 20 divisors (see below), whose sum is σ = 4502513160. Its totient is φ = 968282240.

The previous prime is 2130221099. The next prime is 2130221123. The reversal of 2130221104 is 4011220312.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051589 + ... + 6051940.

It is an arithmetic number, because the mean of its divisors is an integer number (225125658).

Almost surely, 2^2130221104 is an apocalyptic number.

It is an amenable number.

2130221104 is an abundant number, since it is smaller than the sum of its proper divisors (2372292056).

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

2130221104 is a wasteful number, since it uses less digits than its factorization.

2130221104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12103548 (or 12103542 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2130221104 is about 46154.3183678407. The cubic root of 2130221104 is about 1286.6928697299.

Adding to 2130221104 its reverse (4011220312), we get a palindrome (6141441416).

The spelling of 2130221104 in words is "two billion, one hundred thirty million, two hundred twenty-one thousand, one hundred four".