121002102121010 has 32 divisors (see below), whose sum is σ = 237604622356800. Its totient is φ = 44000672823360.

The previous prime is 121002102120947. The next prime is 121002102121049. The reversal of 121002102121010 is 10121201200121.

121002102121010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 74651456 + ... + 76255124.

It is an arithmetic number, because the mean of its divisors is an integer number (7425144448650).

Almost surely, 2^{121002102121010} is an apocalyptic number.

121002102121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121002102121010 is a deficient number, since it is larger than the sum of its proper divisors (116602520235790).

121002102121010 is a wasteful number, since it uses less digits than its factorization.

121002102121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289626.

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

Adding to 121002102121010 its reverse (10121201200121), we get a palindrome (131123303321131).

The spelling of 121002102121010 in words is "one hundred twenty-one trillion, two billion, one hundred two million, one hundred twenty-one thousand, ten".