1120000121212 has 48 divisors (see below), whose sum is σ = 2365553014272. Its totient is φ = 453598770240.

The previous prime is 1120000121171. The next prime is 1120000121243. The reversal of 1120000121212 is 2121210000211.

It is a junction number, because it is equal to n+sod(n) for n = 1120000121192 and 1120000121201.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 10423239 + ... + 10530142.

It is an arithmetic number, because the mean of its divisors is an integer number (49282354464).

Almost surely, 2^{1120000121212} is an apocalyptic number.

It is an amenable number.

1120000121212 is an abundant number, since it is smaller than the sum of its proper divisors (1245552893060).

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

1120000121212 is a wasteful number, since it uses less digits than its factorization.

1120000121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20953498 (or 20953496 counting only the distinct ones).

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

Adding to 1120000121212 its reverse (2121210000211), we get a palindrome (3241210121423).

The spelling of 1120000121212 in words is "one trillion, one hundred twenty billion, one hundred twenty-one thousand, two hundred twelve".