2121102230012 has 24 divisors (see below), whose sum is σ = 3821765658480. Its totient is φ = 1029431795840.

The previous prime is 2121102229997. The next prime is 2121102230161. The reversal of 2121102230012 is 2100322011212.

It is a congruent number.

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, 32793962 + ... + 32858577.

It is an arithmetic number, because the mean of its divisors is an integer number (159240235770).

Almost surely, 2^{2121102230012} is an apocalyptic number.

It is an amenable number.

2121102230012 is a deficient number, since it is larger than the sum of its proper divisors (1700663428468).

2121102230012 is a wasteful number, since it uses less digits than its factorization.

2121102230012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65652781 (or 65652779 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2121102230012 its reverse (2100322011212), we get a palindrome (4221424241224).

The spelling of 2121102230012 in words is "two trillion, one hundred twenty-one billion, one hundred two million, two hundred thirty thousand, twelve".