121100000010202 has 16 divisors (see below), whose sum is σ = 183737764924200. Its totient is φ = 59854424692480.

The previous prime is 121100000010179. The next prime is 121100000010281. The reversal of 121100000010202 is 202010000001121.

It can be written as a sum of positive squares in 4 ways, for example, as 54112633864641 + 66987366145561 = 7356129^2 + 8184581^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85879549 + ... + 87278272.

Almost surely, 2^{121100000010202} is an apocalyptic number.

121100000010202 is a deficient number, since it is larger than the sum of its proper divisors (62637764913998).

121100000010202 is a wasteful number, since it uses less digits than its factorization.

121100000010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173161841.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 121100000010202 its reverse (202010000001121), we get a palindrome (323110000011323).

The spelling of 121100000010202 in words is "one hundred twenty-one trillion, one hundred billion, ten thousand, two hundred two".