1012200212212 has 72 divisors (see below), whose sum is σ = 2065554435840. Its totient is φ = 432748008000.

The previous prime is 1012200212189. The next prime is 1012200212249. The reversal of 1012200212212 is 2122120022101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156466114 + ... + 156472582.

Almost surely, 2^{1012200212212} is an apocalyptic number.

It is an amenable number.

1012200212212 is an abundant number, since it is smaller than the sum of its proper divisors (1053354223628).

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

1012200212212 is a wasteful number, since it uses less digits than its factorization.

1012200212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8301 (or 8292 counting only the distinct ones).

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

Adding to 1012200212212 its reverse (2122120022101), we get a palindrome (3134320234313).

The spelling of 1012200212212 in words is "one trillion, twelve billion, two hundred million, two hundred twelve thousand, two hundred twelve".