121002200202 has 32 divisors (see below), whose sum is σ = 260964531072. Its totient is φ = 37182245184.

The previous prime is 121002200197. The next prime is 121002200311. The reversal of 121002200202 is 202002200121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 965598 + ... + 1083689.

It is an arithmetic number, because the mean of its divisors is an integer number (8155141596).

Almost surely, 2^121002200202 is an apocalyptic number.

121002200202 is an abundant number, since it is smaller than the sum of its proper divisors (139962330870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121002200202 is a wasteful number, since it uses less digits than its factorization.

121002200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050062.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 121002200202 its reverse (202002200121), we get a palindrome (323004400323).

The spelling of 121002200202 in words is "one hundred twenty-one billion, two million, two hundred thousand, two hundred two".