123142043333 has 2 divisors, whose sum is σ = 123142043334. Its totient is φ = 123142043332.

The previous prime is 123142043329. The next prime is 123142043341. The reversal of 123142043333 is 333340241321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123048011524 + 94031809 = 350782^2 + 9697^2 .

It is a cyclic number.

It is not a de Polignac number, because 123142043333 - 2² = 123142043329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123142043296 and 123142043305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123142043303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61571021666 + 61571021667.

It is an arithmetic number, because the mean of its divisors is an integer number (61571021667).

Almost surely, 2^123142043333 is an apocalyptic number.

It is an amenable number.

123142043333 is a deficient number, since it is larger than the sum of its proper divisors (1).

123142043333 is an equidigital number, since it uses as much as digits as its factorization.

123142043333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 123142043333 its reverse (333340241321), we get a palindrome (456482284654).

The spelling of 123142043333 in words is "one hundred twenty-three billion, one hundred forty-two million, forty-three thousand, three hundred thirty-three".