2121203000330 has 8 divisors (see below), whose sum is σ = 3818165400612. Its totient is φ = 848481200128.

The previous prime is 2121203000327. The next prime is 2121203000351. The reversal of 2121203000330 is 330003021212.

It can be written as a sum of positive squares in 2 ways, for example, as 1752126095041 + 369076905289 = 1323679^2 + 607517^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2121203000299 and 2121203000308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106060150007 + ... + 106060150026.

Almost surely, 2^{2121203000330} is an apocalyptic number.

2121203000330 is a deficient number, since it is larger than the sum of its proper divisors (1696962400282).

2121203000330 is a wasteful number, since it uses less digits than its factorization.

2121203000330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212120300040.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 2121203000330 its reverse (330003021212), we get a palindrome (2451206021542).

The spelling of 2121203000330 in words is "two trillion, one hundred twenty-one billion, two hundred three million, three hundred thirty", and thus it is an aban number.