121110230320321 has 32 divisors (see below), whose sum is σ = 140029164809856. Its totient is φ = 103522195584000.

The previous prime is 121110230320279. The next prime is 121110230320361. The reversal of 121110230320321 is 123023032011121.

It is a cyclic number.

It is not a de Polignac number, because 121110230320321 - 2¹⁹ = 121110229796033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121110230320292 and 121110230320301.

It is not an unprimeable number, because it can be changed into a prime (121110230320361) 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 31 ways as a sum of consecutive naturals, for example, 797904166 + ... + 798055936.

It is an arithmetic number, because the mean of its divisors is an integer number (4375911400308).

Almost surely, 2^{121110230320321} is an apocalyptic number.

121110230320321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121110230320321 is a deficient number, since it is larger than the sum of its proper divisors (18918934489535).

121110230320321 is a wasteful number, since it uses less digits than its factorization.

121110230320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155953.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 121110230320321 its reverse (123023032011121), we get a palindrome (244133262331442).

The spelling of 121110230320321 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred thirty million, three hundred twenty thousand, three hundred twenty-one".