122144233 has 2 divisors, whose sum is σ = 122144234. Its totient is φ = 122144232.

The previous prime is 122144227. The next prime is 122144251. The reversal of 122144233 is 332441221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72131049 + 50013184 = 8493^2 + 7072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122144233 is a prime.

It is not a weakly prime, because it can be changed into another prime (122144203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61072116 + 61072117.

It is an arithmetic number, because the mean of its divisors is an integer number (61072117).

Almost surely, 2^122144233 is an apocalyptic number.

It is an amenable number.

122144233 is a deficient number, since it is larger than the sum of its proper divisors (1).

122144233 is an equidigital number, since it uses as much as digits as its factorization.

122144233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 22.

The square root of 122144233 is about 11051.8882097133. Note that the first 3 decimals coincide. The cubic root of 122144233 is about 496.1629399309.

Adding to 122144233 its reverse (332441221), we get a palindrome (454585454).

It can be divided in two parts, 1221 and 44233, that added together give a palindrome (45454).

The spelling of 122144233 in words is "one hundred twenty-two million, one hundred forty-four thousand, two hundred thirty-three".