2122000111123 has 2 divisors, whose sum is σ = 2122000111124. Its totient is φ = 2122000111122.

The previous prime is 2122000111069. The next prime is 2122000111151. The reversal of 2122000111123 is 3211110002212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122000111123 is a prime.

It is a super-2 number, since 2×2122000111123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2122000111097 and 2122000111106.

It is not a weakly prime, because it can be changed into another prime (2122000111523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061000055561 + 1061000055562.

It is an arithmetic number, because the mean of its divisors is an integer number (1061000055562).

Almost surely, 2^{2122000111123} is an apocalyptic number.

2122000111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122000111123 is an equidigital number, since it uses as much as digits as its factorization.

2122000111123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2122000111123 its reverse (3211110002212), we get a palindrome (5333110113335).

The spelling of 2122000111123 in words is "two trillion, one hundred twenty-two billion, one hundred eleven thousand, one hundred twenty-three".