1210202020012 has 6 divisors (see below), whose sum is σ = 2117853535028. Its totient is φ = 605101010004.

The previous prime is 1210202019977. The next prime is 1210202020033. The reversal of 1210202020012 is 2100202020121.

It is a happy number.

It is a super-2 number, since 2×1210202020012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1210202019974 and 1210202020001.

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 as a sum of consecutive naturals, namely, 151275252498 + ... + 151275252505.

Almost surely, 2^{1210202020012} is an apocalyptic number.

It is an amenable number.

1210202020012 is a deficient number, since it is larger than the sum of its proper divisors (907651515016).

1210202020012 is a wasteful number, since it uses less digits than its factorization.

1210202020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302550505007 (or 302550505005 counting only the distinct ones).

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

Adding to 1210202020012 its reverse (2100202020121), we get a palindrome (3310404040133).

The spelling of 1210202020012 in words is "one trillion, two hundred ten billion, two hundred two million, twenty thousand, twelve".