12122001202101 has 16 divisors (see below), whose sum is σ = 18617066717184. Its totient is φ = 6872315640624.

The previous prime is 12122001202067. The next prime is 12122001202139. The reversal of 12122001202101 is 10120210022121.

It is not a de Polignac number, because 12122001202101 - 2¹³ = 12122001193909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122001202141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2272588485 + ... + 2272593818.

It is an arithmetic number, because the mean of its divisors is an integer number (1163566669824).

Almost surely, 2^{12122001202101} is an apocalyptic number.

It is an amenable number.

12122001202101 is a deficient number, since it is larger than the sum of its proper divisors (6495065515083).

12122001202101 is a wasteful number, since it uses less digits than its factorization.

12122001202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545182440.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12122001202101 its reverse (10120210022121), we get a palindrome (22242211224222).

The spelling of 12122001202101 in words is "twelve trillion, one hundred twenty-two billion, one million, two hundred two thousand, one hundred one".