121110323113 has 8 divisors (see below), whose sum is σ = 132564642056. Its totient is φ = 109961452800.

The previous prime is 121110323111. The next prime is 121110323137. The reversal of 121110323113 is 311323011121.

It can be written as a sum of positive squares in 4 ways, for example, as 928847529 + 120181475584 = 30477^2 + 346672^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 121110323113 - 2¹ = 121110323111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121110323111) 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, 76361328 + ... + 76362913.

It is an arithmetic number, because the mean of its divisors is an integer number (16570580257).

Almost surely, 2^121110323113 is an apocalyptic number.

121110323113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121110323113 is a deficient number, since it is larger than the sum of its proper divisors (11454318943).

121110323113 is a wasteful number, since it uses less digits than its factorization.

121110323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152724315.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 121110323113 its reverse (311323011121), we get a palindrome (432433334234).

The spelling of 121110323113 in words is "one hundred twenty-one billion, one hundred ten million, three hundred twenty-three thousand, one hundred thirteen".