121671112010 has 16 divisors (see below), whose sum is σ = 250294859136. Its totient is φ = 41715809808.

The previous prime is 121671112007. The next prime is 121671112067. The reversal of 121671112010 is 10211176121.

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 7 ways as a sum of consecutive naturals, for example, 869079302 + ... + 869079441.

It is an arithmetic number, because the mean of its divisors is an integer number (15643428696).

Almost surely, 2^121671112010 is an apocalyptic number.

121671112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121671112010 is an abundant number, since it is smaller than the sum of its proper divisors (128623747126).

121671112010 is a wasteful number, since it uses less digits than its factorization.

121671112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738158757.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 121671112010 its reverse (10211176121), we get a palindrome (131882288131).

The spelling of 121671112010 in words is "one hundred twenty-one billion, six hundred seventy-one million, one hundred twelve thousand, ten".