123200023073 has 2 divisors, whose sum is σ = 123200023074. Its totient is φ = 123200023072.

The previous prime is 123200023057. The next prime is 123200023097. The reversal of 123200023073 is 370320002321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72192703969 + 51007319104 = 268687^2 + 225848^2 .

It is a cyclic number.

It is not a de Polignac number, because 123200023073 - 2⁴ = 123200023057 is a prime.

It is not a weakly prime, because it can be changed into another prime (123200023673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61600011536 + 61600011537.

It is an arithmetic number, because the mean of its divisors is an integer number (61600011537).

Almost surely, 2^123200023073 is an apocalyptic number.

It is an amenable number.

123200023073 is a deficient number, since it is larger than the sum of its proper divisors (1).

123200023073 is an equidigital number, since it uses as much as digits as its factorization.

123200023073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 23.

Adding to 123200023073 its reverse (370320002321), we get a palindrome (493520025394).

The spelling of 123200023073 in words is "one hundred twenty-three billion, two hundred million, twenty-three thousand, seventy-three".