202122102002109 has 16 divisors (see below), whose sum is σ = 270968649373632. Its totient is φ = 134012203895808.

The previous prime is 202122102001993. The next prime is 202122102002131. The reversal of 202122102002109 is 901200201221202.

It is not a de Polignac number, because 202122102002109 - 2¹¹ = 202122102000061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202122102002189) 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, 47011099 + ... + 51130104.

It is an arithmetic number, because the mean of its divisors is an integer number (16935540585852).

Almost surely, 2^{202122102002109} is an apocalyptic number.

It is an amenable number.

202122102002109 is a deficient number, since it is larger than the sum of its proper divisors (68846547371523).

202122102002109 is a wasteful number, since it uses less digits than its factorization.

202122102002109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98144956.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 202122102002109 in words is "two hundred two trillion, one hundred twenty-two billion, one hundred two million, two thousand, one hundred nine".