2021232122012 has 12 divisors (see below), whose sum is σ = 3537349512816. Its totient is φ = 1010560832640.

The previous prime is 2021232121963. The next prime is 2021232122051. The reversal of 2021232122012 is 2102212321202.

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, 13724693 + ... + 13871180.

It is an arithmetic number, because the mean of its divisors is an integer number (294779126068).

Almost surely, 2^{2021232122012} is an apocalyptic number.

It is an amenable number.

2021232122012 is a deficient number, since it is larger than the sum of its proper divisors (1516117390804).

2021232122012 is a wasteful number, since it uses less digits than its factorization.

2021232122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27614188 (or 27614186 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2021232122012 its reverse (2102212321202), we get a palindrome (4123444443214).

The spelling of 2021232122012 in words is "two trillion, twenty-one billion, two hundred thirty-two million, one hundred twenty-two thousand, twelve".