12020202110212 has 6 divisors (see below), whose sum is σ = 21035353692878. Its totient is φ = 6010101055104.

The previous prime is 12020202110201. The next prime is 12020202110261. The reversal of 12020202110212 is 21201120202021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8625123164736 + 3395078945476 = 2936856^2 + 1842574^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502525263773 + ... + 1502525263780.

Almost surely, 2^{12020202110212} is an apocalyptic number.

It is an amenable number.

12020202110212 is a deficient number, since it is larger than the sum of its proper divisors (9015151582666).

12020202110212 is a wasteful number, since it uses less digits than its factorization.

12020202110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005050527557 (or 3005050527555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020202110212 its reverse (21201120202021), we get a palindrome (33221322312233).

The spelling of 12020202110212 in words is "twelve trillion, twenty billion, two hundred two million, one hundred ten thousand, two hundred twelve".