121110202210210 has 16 divisors (see below), whose sum is σ = 223068093374016. Its totient is φ = 47317474351728.

The previous prime is 121110202210181. The next prime is 121110202210247. The reversal of 121110202210210 is 12012202011121.

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, 140825816094 + ... + 140825816953.

It is an arithmetic number, because the mean of its divisors is an integer number (13941755835876).

Almost surely, 2^{121110202210210} is an apocalyptic number.

121110202210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121110202210210 is a deficient number, since it is larger than the sum of its proper divisors (101957891163806).

121110202210210 is a wasteful number, since it uses less digits than its factorization.

121110202210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281651633097.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121110202210210 its reverse (12012202011121), we get a palindrome (133122404221331).

The spelling of 121110202210210 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred two million, two hundred ten thousand, two hundred ten".