120221223233 has 2 divisors, whose sum is σ = 120221223234. Its totient is φ = 120221223232.

The previous prime is 120221223217. The next prime is 120221223299. The reversal of 120221223233 is 332322122021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117935235889 + 2285987344 = 343417^2 + 47812^2 .

It is a cyclic number.

It is not a de Polignac number, because 120221223233 - 2⁴ = 120221223217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120221223199 and 120221223208.

It is not a weakly prime, because it can be changed into another prime (120221223433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110611616 + 60110611617.

It is an arithmetic number, because the mean of its divisors is an integer number (60110611617).

Almost surely, 2^120221223233 is an apocalyptic number.

It is an amenable number.

120221223233 is a deficient number, since it is larger than the sum of its proper divisors (1).

120221223233 is an equidigital number, since it uses as much as digits as its factorization.

120221223233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 120221223233 its reverse (332322122021), we get a palindrome (452543345254).

The spelling of 120221223233 in words is "one hundred twenty billion, two hundred twenty-one million, two hundred twenty-three thousand, two hundred thirty-three".