111111102022124 has 48 divisors (see below), whose sum is σ = 206245470261600. Its totient is φ = 52195391947776.

The previous prime is 111111102022069. The next prime is 111111102022127. The reversal of 111111102022124 is 421220201111111.

It is a junction number, because it is equal to n+sod(n) for n = 111111102022096 and 111111102022105.

It is not an unprimeable number, because it can be changed into a prime (111111102022127) 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 in 15 ways as a sum of consecutive naturals, for example, 183112622 + ... + 183718410.

It is an arithmetic number, because the mean of its divisors is an integer number (4296780630450).

Almost surely, 2^{111111102022124} is an apocalyptic number.

It is an amenable number.

111111102022124 is a deficient number, since it is larger than the sum of its proper divisors (95134368239476).

111111102022124 is a wasteful number, since it uses less digits than its factorization.

111111102022124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610562 (or 610560 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111111102022124 its reverse (421220201111111), we get a palindrome (532331303133235).

The spelling of 111111102022124 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred two million, twenty-two thousand, one hundred twenty-four".