123668000611 has 2 divisors, whose sum is σ = 123668000612. Its totient is φ = 123668000610.

The previous prime is 123668000597. The next prime is 123668000627. The reversal of 123668000611 is 116000866321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123668000611 - 2⁵ = 123668000579 is a prime.

It is not a weakly prime, because it can be changed into another prime (123668000311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61834000305 + 61834000306.

It is an arithmetic number, because the mean of its divisors is an integer number (61834000306).

Almost surely, 2^123668000611 is an apocalyptic number.

123668000611 is a deficient number, since it is larger than the sum of its proper divisors (1).

123668000611 is an equidigital number, since it uses as much as digits as its factorization.

123668000611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

Adding to 123668000611 its reverse (116000866321), we get a palindrome (239668866932).

The spelling of 123668000611 in words is "one hundred twenty-three billion, six hundred sixty-eight million, six hundred eleven", and thus it is an aban number.