123011202107 has 2 divisors, whose sum is σ = 123011202108. Its totient is φ = 123011202106.

The previous prime is 123011202089. The next prime is 123011202137. The reversal of 123011202107 is 701202110321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123011202107 - 2¹⁴ = 123011185723 is a prime.

It is not a weakly prime, because it can be changed into another prime (123011202137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61505601053 + 61505601054.

It is an arithmetic number, because the mean of its divisors is an integer number (61505601054).

Almost surely, 2^123011202107 is an apocalyptic number.

123011202107 is a deficient number, since it is larger than the sum of its proper divisors (1).

123011202107 is an equidigital number, since it uses as much as digits as its factorization.

123011202107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 123011202107 its reverse (701202110321), we get a palindrome (824213312428).

The spelling of 123011202107 in words is "one hundred twenty-three billion, eleven million, two hundred two thousand, one hundred seven".