121222000100212 has 36 divisors (see below), whose sum is σ = 234195269634340. Its totient is φ = 54860293762560.

The previous prime is 121222000100191. The next prime is 121222000100251. The reversal of 121222000100212 is 212001000222121.

It is a happy number.

121222000100212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 94460788180836 + 26761211919376 = 9719094^2 + 5173124^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 546742173 + ... + 546963844.

Almost surely, 2^{121222000100212} is an apocalyptic number.

It is an amenable number.

121222000100212 is a deficient number, since it is larger than the sum of its proper divisors (112973269534128).

121222000100212 is a wasteful number, since it uses less digits than its factorization.

121222000100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093706272 (or 1093706259 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121222000100212 its reverse (212001000222121), we get a palindrome (333223000322333).

The spelling of 121222000100212 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, one hundred thousand, two hundred twelve".