2121123330033 has 8 divisors (see below), whose sum is σ = 2828252676000. Its totient is φ = 1414038102048.

The previous prime is 2121123329977. The next prime is 2121123330041. The reversal of 2121123330033 is 3300333211212.

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

It is not a de Polignac number, because 2121123330033 - 2¹⁰ = 2121123329009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2121123329985 and 2121123330012.

It is not an unprimeable number, because it can be changed into a prime (2121123330043) 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, 10917148 + ... + 11109741.

It is an arithmetic number, because the mean of its divisors is an integer number (353531584500).

Almost surely, 2^{2121123330033} is an apocalyptic number.

It is an amenable number.

2121123330033 is a deficient number, since it is larger than the sum of its proper divisors (707129345967).

2121123330033 is a wasteful number, since it uses less digits than its factorization.

2121123330033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22058991.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2121123330033 its reverse (3300333211212), we get a palindrome (5421456541245).

The spelling of 2121123330033 in words is "two trillion, one hundred twenty-one billion, one hundred twenty-three million, three hundred thirty thousand, thirty-three".