1210200022012 has 12 divisors (see below), whose sum is σ = 2117858896440. Its totient is φ = 605097480176.

The previous prime is 1210200022007. The next prime is 1210200022021. The reversal of 1210200022012 is 2102200020121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1210200021983 and 1210200022001.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 807414 + ... + 1752802.

It is an arithmetic number, because the mean of its divisors is an integer number (176488241370).

Almost surely, 2^{1210200022012} is an apocalyptic number.

It is an amenable number.

1210200022012 is a deficient number, since it is larger than the sum of its proper divisors (907658874428).

1210200022012 is a wasteful number, since it uses less digits than its factorization.

1210200022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265420 (or 1265418 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1210200022012 its reverse (2102200020121), we get a palindrome (3312400042133).

The spelling of 1210200022012 in words is "one trillion, two hundred ten billion, two hundred million, twenty-two thousand, twelve".