12202101122212 has 12 divisors (see below), whose sum is σ = 21353705764636. Its totient is φ = 6101042332320.

The previous prime is 12202101122209. The next prime is 12202101122219. The reversal of 12202101122212 is 21222110120221.

It can be written as a sum of positive squares in 2 ways, for example, as 4880184664996 + 7321916457216 = 2209114^2 + 2705904^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12202101122212.

It is not an unprimeable number, because it can be changed into a prime (12202101122219) by changing a digit.

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, 2308762 + ... + 5452942.

Almost surely, 2^{12202101122212} is an apocalyptic number.

It is an amenable number.

12202101122212 is a deficient number, since it is larger than the sum of its proper divisors (9151604642424).

12202101122212 is a wasteful number, since it uses less digits than its factorization.

12202101122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114398 (or 4114396 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12202101122212 its reverse (21222110120221), we get a palindrome (33424211242433).

The spelling of 12202101122212 in words is "twelve trillion, two hundred two billion, one hundred one million, one hundred twenty-two thousand, two hundred twelve".