1121212000210 has 8 divisors (see below), whose sum is σ = 2018181600396. Its totient is φ = 448484800080.

The previous prime is 1121212000201. The next prime is 1121212000291. The reversal of 1121212000210 is 120002121211.

It can be written as a sum of positive squares in 2 ways, for example, as 1090205368641 + 31006631569 = 1044129^2 + 176087^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 56060600001 + ... + 56060600020.

Almost surely, 2^{1121212000210} is an apocalyptic number.

1121212000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121212000210 is a deficient number, since it is larger than the sum of its proper divisors (896969600186).

1121212000210 is a wasteful number, since it uses less digits than its factorization.

1121212000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112121200028.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1121212000210 its reverse (120002121211), we get a palindrome (1241214121421).

The spelling of 1121212000210 in words is "one trillion, one hundred twenty-one billion, two hundred twelve million, two hundred ten", and thus it is an aban number.