1121210200212 has 48 divisors (see below), whose sum is σ = 2623041960000. Its totient is φ = 372753446400.

The previous prime is 1121210200199. The next prime is 1121210200223. The reversal of 1121210200212 is 2120020121211.

It is a super-2 number, since 2×1121210200212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121210200191 and 1121210200200.

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 15 ways as a sum of consecutive naturals, for example, 53638539 + ... + 53659437.

It is an arithmetic number, because the mean of its divisors is an integer number (54646707500).

Almost surely, 2^{1121210200212} is an apocalyptic number.

1121210200212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121210200212 is an abundant number, since it is smaller than the sum of its proper divisors (1501831759788).

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

1121210200212 is a wasteful number, since it uses less digits than its factorization.

1121210200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32456 (or 32454 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1121210200212 its reverse (2120020121211), we get a palindrome (3241230321423).

The spelling of 1121210200212 in words is "one trillion, one hundred twenty-one billion, two hundred ten million, two hundred thousand, two hundred twelve".