2121002132330 has 16 divisors (see below), whose sum is σ = 3823328892384. Its totient is φ = 847173063120.

The previous prime is 2121002132329. The next prime is 2121002132369. The reversal of 2121002132330 is 332312001212.

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, 153466472 + ... + 153480291.

It is an arithmetic number, because the mean of its divisors is an integer number (238958055774).

Almost surely, 2^{2121002132330} is an apocalyptic number.

2121002132330 is a deficient number, since it is larger than the sum of its proper divisors (1702326760054).

2121002132330 is a wasteful number, since it uses less digits than its factorization.

2121002132330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306947461.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2121002132330 its reverse (332312001212), we get a palindrome (2453314133542).

The spelling of 2121002132330 in words is "two trillion, one hundred twenty-one billion, two million, one hundred thirty-two thousand, three hundred thirty".