111012122371 has 2 divisors, whose sum is σ = 111012122372. Its totient is φ = 111012122370.

The previous prime is 111012122369. The next prime is 111012122407. The reversal of 111012122371 is 173221210111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111012122371 - 2¹ = 111012122369 is a prime.

Together with 111012122369, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (111012122471) 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, 55506061185 + 55506061186.

It is an arithmetic number, because the mean of its divisors is an integer number (55506061186).

Almost surely, 2^111012122371 is an apocalyptic number.

111012122371 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012122371 is an equidigital number, since it uses as much as digits as its factorization.

111012122371 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 22.

Adding to 111012122371 its reverse (173221210111), we get a palindrome (284233332482).

The spelling of 111012122371 in words is "one hundred eleven billion, twelve million, one hundred twenty-two thousand, three hundred seventy-one".