121132110233 has 8 divisors (see below), whose sum is σ = 131385761640. Its totient is φ = 111226040320.

The previous prime is 121132110191. The next prime is 121132110241. The reversal of 121132110233 is 332011231121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4159218064 + 116972892169 = 64492^2 + 342013^2 .

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 121132110233 - 2²² = 121127915929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120132110233) 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, 86894648 + ... + 86896041.

It is an arithmetic number, because the mean of its divisors is an integer number (16423220205).

Almost surely, 2^121132110233 is an apocalyptic number.

It is an amenable number.

121132110233 is a deficient number, since it is larger than the sum of its proper divisors (10253651407).

121132110233 is a wasteful number, since it uses less digits than its factorization.

121132110233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173790747.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 121132110233 its reverse (332011231121), we get a palindrome (453143341354).

The spelling of 121132110233 in words is "one hundred twenty-one billion, one hundred thirty-two million, one hundred ten thousand, two hundred thirty-three".