121300122312212 has 6 divisors (see below), whose sum is σ = 212275214046378. Its totient is φ = 60650061156104.

The previous prime is 121300122312167. The next prime is 121300122312221. The reversal of 121300122312212 is 212213221003121.

It can be written as a sum of positive squares in only one way, i.e., 91262751347716 + 30037370964496 = 9553154^2 + 5480636^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15162515289023 + ... + 15162515289030.

It is an arithmetic number, because the mean of its divisors is an integer number (35379202341063).

Almost surely, 2^{121300122312212} is an apocalyptic number.

It is an amenable number.

121300122312212 is a deficient number, since it is larger than the sum of its proper divisors (90975091734166).

121300122312212 is a wasteful number, since it uses less digits than its factorization.

121300122312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30325030578057 (or 30325030578055 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121300122312212 its reverse (212213221003121), we get a palindrome (333513343315333).

The spelling of 121300122312212 in words is "one hundred twenty-one trillion, three hundred billion, one hundred twenty-two million, three hundred twelve thousand, two hundred twelve".