12202121122101 has 24 divisors (see below), whose sum is σ = 18262208820960. Its totient is φ = 7845985975776.

The previous prime is 12202121122099. The next prime is 12202121122109. The reversal of 12202121122101 is 10122112120221.

12202121122101 is a `hidden beast` number, since 1 + 220 + 21 + 211 + 2 + 210 + 1 = 666.

It is not a de Polignac number, because 12202121122101 - 2¹ = 12202121122099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202121122109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216759711 + ... + 216815996.

It is an arithmetic number, because the mean of its divisors is an integer number (760925367540).

Almost surely, 2^{12202121122101} is an apocalyptic number.

It is an amenable number.

12202121122101 is a deficient number, since it is larger than the sum of its proper divisors (6060087698859).

12202121122101 is a wasteful number, since it uses less digits than its factorization.

12202121122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433575825 (or 433575822 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12202121122101 its reverse (10122112120221), we get a palindrome (22324233242322).

The spelling of 12202121122101 in words is "twelve trillion, two hundred two billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred one".