111223456790 has 16 divisors (see below), whose sum is σ = 200206022112. Its totient is φ = 44488538304.

The previous prime is 111223456763. The next prime is 111223456843. The reversal of 111223456790 is 97654322111.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 957122 + ... + 1067018.

It is an arithmetic number, because the mean of its divisors is an integer number (12512876382).

Almost surely, 2^111223456790 is an apocalyptic number.

111223456790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111223456790 is a deficient number, since it is larger than the sum of its proper divisors (88982565322).

111223456790 is a wasteful number, since it uses less digits than its factorization.

111223456790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211111.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 111223456790 in words is "one hundred eleven billion, two hundred twenty-three million, four hundred fifty-six thousand, seven hundred ninety".