123206220583 has 2 divisors, whose sum is σ = 123206220584. Its totient is φ = 123206220582.

The previous prime is 123206220569. The next prime is 123206220659. The reversal of 123206220583 is 385022602321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123206220583 - 2¹³ = 123206212391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123206220503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61603110291 + 61603110292.

It is an arithmetic number, because the mean of its divisors is an integer number (61603110292).

Almost surely, 2^123206220583 is an apocalyptic number.

123206220583 is a deficient number, since it is larger than the sum of its proper divisors (1).

123206220583 is an equidigital number, since it uses as much as digits as its factorization.

123206220583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 123206220583 in words is "one hundred twenty-three billion, two hundred six million, two hundred twenty thousand, five hundred eighty-three".