23213233222012 has 72 divisors (see below), whose sum is σ = 43954444186800. Its totient is φ = 10697030885376.

The previous prime is 23213233221953. The next prime is 23213233222033. The reversal of 23213233222012 is 21022233231232.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 1078821478 + ... + 1078842994.

Almost surely, 2^{23213233222012} is an apocalyptic number.

It is an amenable number.

23213233222012 is a deficient number, since it is larger than the sum of its proper divisors (20741210964788).

23213233222012 is a wasteful number, since it uses less digits than its factorization.

23213233222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31983 (or 31944 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 23213233222012 its reverse (21022233231232), we get a palindrome (44235466453244).

The spelling of 23213233222012 in words is "twenty-three trillion, two hundred thirteen billion, two hundred thirty-three million, two hundred twenty-two thousand, twelve".