121120200112010 has 16 divisors (see below), whose sum is σ = 237836029311072. Its totient is φ = 44043709131600.

The previous prime is 121120200112007. The next prime is 121120200112057. The reversal of 121120200112010 is 10211002021121.

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, 550546364036 + ... + 550546364255.

It is an arithmetic number, because the mean of its divisors is an integer number (14864751831942).

Almost surely, 2^{121120200112010} is an apocalyptic number.

121120200112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120200112010 is a deficient number, since it is larger than the sum of its proper divisors (116715829199062).

121120200112010 is a wasteful number, since it uses less digits than its factorization.

121120200112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101092728309.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121120200112010 its reverse (10211002021121), we get a palindrome (131331202133131).

The spelling of 121120200112010 in words is "one hundred twenty-one trillion, one hundred twenty billion, two hundred million, one hundred twelve thousand, ten".