1210222440412 has 6 divisors (see below), whose sum is σ = 2117889270728. Its totient is φ = 605111220204.

The previous prime is 1210222440409. The next prime is 1210222440481. The reversal of 1210222440412 is 2140442220121.

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 as a sum of consecutive naturals, namely, 151277805048 + ... + 151277805055.

Almost surely, 2^{1210222440412} is an apocalyptic number.

It is an amenable number.

1210222440412 is a deficient number, since it is larger than the sum of its proper divisors (907666830316).

1210222440412 is a wasteful number, since it uses less digits than its factorization.

1210222440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302555610107 (or 302555610105 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1210222440412 its reverse (2140442220121), we get a palindrome (3350664660533).

The spelling of 1210222440412 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, four hundred forty thousand, four hundred twelve".