11012122123 has 2 divisors, whose sum is σ = 11012122124. Its totient is φ = 11012122122.

The previous prime is 11012122097. The next prime is 11012122141. The reversal of 11012122123 is 32122121011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11012122123 - 2³³ = 2422187531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11012122097 and 11012122106.

It is not a weakly prime, because it can be changed into another prime (11012128123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506061061 + 5506061062.

It is an arithmetic number, because the mean of its divisors is an integer number (5506061062).

Almost surely, 2^11012122123 is an apocalyptic number.

11012122123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012122123 is an equidigital number, since it uses as much as digits as its factorization.

11012122123 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 11012122123 its reverse (32122121011), we get a palindrome (43134243134).

The spelling of 11012122123 in words is "eleven billion, twelve million, one hundred twenty-two thousand, one hundred twenty-three".