12101123122010 has 32 divisors (see below), whose sum is σ = 23497523667072. Its totient is φ = 4460495204160.

The previous prime is 12101123121931. The next prime is 12101123122013. The reversal of 12101123122010 is 1022132110121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12101123122010.

It is not an unprimeable number, because it can be changed into a prime (12101123122013) by changing a digit.

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, 79212926 + ... + 79365545.

It is an arithmetic number, because the mean of its divisors is an integer number (734297614596).

Almost surely, 2^{12101123122010} is an apocalyptic number.

12101123122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12101123122010 is a deficient number, since it is larger than the sum of its proper divisors (11396400545062).

12101123122010 is a wasteful number, since it uses less digits than its factorization.

12101123122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158579078.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12101123122010 its reverse (1022132110121), we get a palindrome (13123255232131).

The spelling of 12101123122010 in words is "twelve trillion, one hundred one billion, one hundred twenty-three million, one hundred twenty-two thousand, ten".