2121233321212 has 12 divisors (see below), whose sum is σ = 3712566709096. Its totient is φ = 1060499975760.

The previous prime is 2121233321189. The next prime is 2121233321243.

2121233321212 is nontrivially palindromic in base 10.

It is a congruent number.

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, 29130303 + ... + 29203030.

Almost surely, 2^{2121233321212} is an apocalyptic number.

It is an amenable number.

2121233321212 is a deficient number, since it is larger than the sum of its proper divisors (1591333387884).

2121233321212 is a wasteful number, since it uses less digits than its factorization.

2121233321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58342428 (or 58342426 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The spelling of 2121233321212 in words is "two trillion, one hundred twenty-one billion, two hundred thirty-three million, three hundred twenty-one thousand, two hundred twelve".