123234220633 has 2 divisors, whose sum is σ = 123234220634. Its totient is φ = 123234220632.

The previous prime is 123234220621. The next prime is 123234220661. The reversal of 123234220633 is 336022432321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97885759689 + 25348460944 = 312867^2 + 159212^2 .

It is a cyclic number.

It is not a de Polignac number, because 123234220633 - 2¹³ = 123234212441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123234220595 and 123234220604.

It is not a weakly prime, because it can be changed into another prime (123234220933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61617110316 + 61617110317.

It is an arithmetic number, because the mean of its divisors is an integer number (61617110317).

Almost surely, 2^123234220633 is an apocalyptic number.

It is an amenable number.

123234220633 is a deficient number, since it is larger than the sum of its proper divisors (1).

123234220633 is an equidigital number, since it uses as much as digits as its factorization.

123234220633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 123234220633 its reverse (336022432321), we get a palindrome (459256652954).

The spelling of 123234220633 in words is "one hundred twenty-three billion, two hundred thirty-four million, two hundred twenty thousand, six hundred thirty-three".