121112323033 has 4 divisors (see below), whose sum is σ = 130428655588. Its totient is φ = 111795990480.

The previous prime is 121112322973. The next prime is 121112323037. The reversal of 121112323033 is 330323211121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58016911689 + 63095411344 = 240867^2 + 251188^2 .

It is a cyclic number.

It is not a de Polignac number, because 121112323033 - 2⁹ = 121112322521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121112322995 and 121112323013.

It is not an unprimeable number, because it can be changed into a prime (121112323037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4658166258 + ... + 4658166283.

It is an arithmetic number, because the mean of its divisors is an integer number (32607163897).

Almost surely, 2^121112323033 is an apocalyptic number.

121112323033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121112323033 is a deficient number, since it is larger than the sum of its proper divisors (9316332555).

121112323033 is an equidigital number, since it uses as much as digits as its factorization.

121112323033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9316332554.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 121112323033 its reverse (330323211121), we get a palindrome (451435534154).

The spelling of 121112323033 in words is "one hundred twenty-one billion, one hundred twelve million, three hundred twenty-three thousand, thirty-three".