121341350233 has 2 divisors, whose sum is σ = 121341350234. Its totient is φ = 121341350232.

The previous prime is 121341350209. The next prime is 121341350323. The reversal of 121341350233 is 332053143121.

Together with next prime (121341350323) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70083031824 + 51258318409 = 264732^2 + 226403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121341350233 is a prime.

It is not a weakly prime, because it can be changed into another prime (121341350633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60670675116 + 60670675117.

It is an arithmetic number, because the mean of its divisors is an integer number (60670675117).

Almost surely, 2^121341350233 is an apocalyptic number.

It is an amenable number.

121341350233 is a deficient number, since it is larger than the sum of its proper divisors (1).

121341350233 is an equidigital number, since it uses as much as digits as its factorization.

121341350233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 121341350233 its reverse (332053143121), we get a palindrome (453394493354).

The spelling of 121341350233 in words is "one hundred twenty-one billion, three hundred forty-one million, three hundred fifty thousand, two hundred thirty-three".