122100301111123 has 2 divisors, whose sum is σ = 122100301111124. Its totient is φ = 122100301111122.

The previous prime is 122100301111109. The next prime is 122100301111133. The reversal of 122100301111123 is 321111103001221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122100301111123 - 2⁴¹ = 119901277855571 is a prime.

It is a super-2 number, since 2×122100301111123² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122100301111123.

It is not a weakly prime, because it can be changed into another prime (122100301111133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050150555561 + 61050150555562.

It is an arithmetic number, because the mean of its divisors is an integer number (61050150555562).

Almost surely, 2^{122100301111123} is an apocalyptic number.

122100301111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

122100301111123 is an equidigital number, since it uses as much as digits as its factorization.

122100301111123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 122100301111123 its reverse (321111103001221), we get a palindrome (443211404112344).

The spelling of 122100301111123 in words is "one hundred twenty-two trillion, one hundred billion, three hundred one million, one hundred eleven thousand, one hundred twenty-three".