121013332221111 has 8 divisors (see below), whose sum is σ = 176019392321664. Its totient is φ = 73341413467320.

The previous prime is 121013332221077. The next prime is 121013332221149. The reversal of 121013332221111 is 111122233310121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121013332221111 - 2²³ = 121013323832503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121013332221181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833535336651 + ... + 1833535336716.

It is an arithmetic number, because the mean of its divisors is an integer number (22002424040208).

Almost surely, 2^{121013332221111} is an apocalyptic number.

121013332221111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121013332221111 is a deficient number, since it is larger than the sum of its proper divisors (55006060100553).

121013332221111 is a wasteful number, since it uses less digits than its factorization.

121013332221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3667070673381.

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

Adding to 121013332221111 its reverse (111122233310121), we get a palindrome (232135565531232).

The spelling of 121013332221111 in words is "one hundred twenty-one trillion, thirteen billion, three hundred thirty-two million, two hundred twenty-one thousand, one hundred eleven".