123342001061 has 2 divisors, whose sum is σ = 123342001062. Its totient is φ = 123342001060.

The previous prime is 123342001043. The next prime is 123342001103. The reversal of 123342001061 is 160100243321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119305304836 + 4036696225 = 345406^2 + 63535^2 .

It is a cyclic number.

It is not a de Polignac number, because 123342001061 - 2¹⁰ = 123342000037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123342009061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61671000530 + 61671000531.

It is an arithmetic number, because the mean of its divisors is an integer number (61671000531).

Almost surely, 2^123342001061 is an apocalyptic number.

It is an amenable number.

123342001061 is a deficient number, since it is larger than the sum of its proper divisors (1).

123342001061 is an equidigital number, since it uses as much as digits as its factorization.

123342001061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 123342001061 its reverse (160100243321), we get a palindrome (283442244382).

The spelling of 123342001061 in words is "one hundred twenty-three billion, three hundred forty-two million, one thousand, sixty-one".