121200102002202 has 16 divisors (see below), whose sum is σ = 255158109478560. Its totient is φ = 38273716421712.

The previous prime is 121200102002191. The next prime is 121200102002237. The reversal of 121200102002202 is 202200201002121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531579394633 + ... + 531579394860.

It is an arithmetic number, because the mean of its divisors is an integer number (15947381842410).

Almost surely, 2^{121200102002202} is an apocalyptic number.

121200102002202 is an abundant number, since it is smaller than the sum of its proper divisors (133958007476358).

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

121200102002202 is a wasteful number, since it uses less digits than its factorization.

121200102002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063158789517.

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

Adding to 121200102002202 its reverse (202200201002121), we get a palindrome (323400303004323).

The spelling of 121200102002202 in words is "one hundred twenty-one trillion, two hundred billion, one hundred two million, two thousand, two hundred two".