201210212108 has 6 divisors (see below), whose sum is σ = 352117871196. Its totient is φ = 100605106052.

The previous prime is 201210212101. The next prime is 201210212123. The reversal of 201210212108 is 801212012102.

It is a self number, because there is not a number n which added to its sum of digits gives 201210212108.

It is not an unprimeable number, because it can be changed into a prime (201210212101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25151276510 + ... + 25151276517.

It is an arithmetic number, because the mean of its divisors is an integer number (58686311866).

Almost surely, 2^201210212108 is an apocalyptic number.

It is an amenable number.

201210212108 is a deficient number, since it is larger than the sum of its proper divisors (150907659088).

201210212108 is a wasteful number, since it uses less digits than its factorization.

201210212108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50302553031 (or 50302553029 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 201210212108 in words is "two hundred one billion, two hundred ten million, two hundred twelve thousand, one hundred eight".