121032321131211 has 16 divisors (see below), whose sum is σ = 184512575385600. Its totient is φ = 69130436951808.

The previous prime is 121032321131191. The next prime is 121032321131221. The reversal of 121032321131211 is 112131123230121.

It is not a de Polignac number, because 121032321131211 - 2¹³ = 121032321123019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121032321131221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1287010566 + ... + 1287104603.

It is an arithmetic number, because the mean of its divisors is an integer number (11532035961600).

Almost surely, 2^{121032321131211} is an apocalyptic number.

121032321131211 is a deficient number, since it is larger than the sum of its proper divisors (63480254254389).

121032321131211 is a wasteful number, since it uses less digits than its factorization.

121032321131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574117418.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 121032321131211 its reverse (112131123230121), we get a palindrome (233163444361332).

The spelling of 121032321131211 in words is "one hundred twenty-one trillion, thirty-two billion, three hundred twenty-one million, one hundred thirty-one thousand, two hundred eleven".