1232212120212 has 96 divisors (see below), whose sum is σ = 3002264898304. Its totient is φ = 392955494400.

The previous prime is 1232212120129. The next prime is 1232212120231. The reversal of 1232212120212 is 2120212122321.

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 31 ways as a sum of consecutive naturals, for example, 114587028 + ... + 114597780.

Almost surely, 2^{1232212120212} is an apocalyptic number.

1232212120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1232212120212 is an abundant number, since it is smaller than the sum of its proper divisors (1770052778092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1232212120212 is a wasteful number, since it uses less digits than its factorization.

1232212120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15089 (or 15087 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1232212120212 its reverse (2120212122321), we get a palindrome (3352424242533).

The spelling of 1232212120212 in words is "one trillion, two hundred thirty-two billion, two hundred twelve million, one hundred twenty thousand, two hundred twelve".