200120100202122 has 48 divisors (see below), whose sum is σ = 424157438733600. Its totient is φ = 62908644101184.

The previous prime is 200120100202111. The next prime is 200120100202123. The reversal of 200120100202122 is 221202001021002.

It is not an unprimeable number, because it can be changed into a prime (200120100202123) 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, 460935997 + ... + 461369952.

It is an arithmetic number, because the mean of its divisors is an integer number (8836613306950).

Almost surely, 2^{200120100202122} is an apocalyptic number.

200120100202122 is an abundant number, since it is smaller than the sum of its proper divisors (224037338531478).

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

200120100202122 is a wasteful number, since it uses less digits than its factorization.

200120100202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922306055 (or 922306026 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200120100202122 its reverse (221202001021002), we get a palindrome (421322101223124).

The spelling of 200120100202122 in words is "two hundred trillion, one hundred twenty billion, one hundred million, two hundred two thousand, one hundred twenty-two".