202200000121 has 8 divisors (see below), whose sum is σ = 231244985664. Its totient is φ = 173194832400.

The previous prime is 202200000031. The next prime is 202200000131. The reversal of 202200000121 is 121000002202.

202200000121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202200000121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202200000098 and 202200000107.

It is not an unprimeable number, because it can be changed into a prime (202200000131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9943570 + ... + 9963883.

It is an arithmetic number, because the mean of its divisors is an integer number (28905623208).

Almost surely, 2^202200000121 is an apocalyptic number.

It is an amenable number.

202200000121 is a deficient number, since it is larger than the sum of its proper divisors (29044985543).

202200000121 is a wasteful number, since it uses less digits than its factorization.

202200000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19908911.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 202200000121 its reverse (121000002202), we get a palindrome (323200002323).

The spelling of 202200000121 in words is "two hundred two billion, two hundred million, one hundred twenty-one", and thus it is an aban number.