1122101021212 has 12 divisors (see below), whose sum is σ = 1992985396360. Its totient is φ = 552676622256.

The previous prime is 1122101021161. The next prime is 1122101021221. The reversal of 1122101021212 is 2121201012211.

It is a super-2 number, since 2×1122101021212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2093471787 + ... + 2093472322.

Almost surely, 2^{1122101021212} is an apocalyptic number.

It is an amenable number.

1122101021212 is a deficient number, since it is larger than the sum of its proper divisors (870884375148).

1122101021212 is a wasteful number, since it uses less digits than its factorization.

1122101021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4186944180 (or 4186944178 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1122101021212 its reverse (2121201012211), we get a palindrome (3243302033423).

Subtracting 1122101021212 from its reverse (2121201012211), we obtain a palindrome (999099990999).

The spelling of 1122101021212 in words is "one trillion, one hundred twenty-two billion, one hundred one million, twenty-one thousand, two hundred twelve".