122001210112123 has 2 divisors, whose sum is σ = 122001210112124. Its totient is φ = 122001210112122.

The previous prime is 122001210112063. The next prime is 122001210112231. The reversal of 122001210112123 is 321211012100221.

Together with next prime (122001210112231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122001210112123 - 2¹³ = 122001210103931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122001210112123.

It is not a weakly prime, because it can be changed into another prime (122001216112123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000605056061 + 61000605056062.

It is an arithmetic number, because the mean of its divisors is an integer number (61000605056062).

Almost surely, 2^{122001210112123} is an apocalyptic number.

122001210112123 is a deficient number, since it is larger than the sum of its proper divisors (1).

122001210112123 is an equidigital number, since it uses as much as digits as its factorization.

122001210112123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 122001210112123 its reverse (321211012100221), we get a palindrome (443212222212344).

The spelling of 122001210112123 in words is "one hundred twenty-two trillion, one billion, two hundred ten million, one hundred twelve thousand, one hundred twenty-three".