121200341210 has 32 divisors (see below), whose sum is σ = 234968912640. Its totient is φ = 44745807168.

The previous prime is 121200341149. The next prime is 121200341233. The reversal of 121200341210 is 12143002121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1210109 + ... + 1306431.

It is an arithmetic number, because the mean of its divisors is an integer number (7342778520).

Almost surely, 2^121200341210 is an apocalyptic number.

121200341210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121200341210 is a deficient number, since it is larger than the sum of its proper divisors (113768571430).

121200341210 is a wasteful number, since it uses less digits than its factorization.

121200341210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106022.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 121200341210 its reverse (12143002121), we get a palindrome (133343343331).

The spelling of 121200341210 in words is "one hundred twenty-one billion, two hundred million, three hundred forty-one thousand, two hundred ten".