111440223000923 has 2 divisors, whose sum is σ = 111440223000924. Its totient is φ = 111440223000922.

The previous prime is 111440223000919. The next prime is 111440223001013. The reversal of 111440223000923 is 329000322044111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111440223000923 - 2² = 111440223000919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111440223000923.

It is not a weakly prime, because it can be changed into another prime (111440223002923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55720111500461 + 55720111500462.

It is an arithmetic number, because the mean of its divisors is an integer number (55720111500462).

Almost surely, 2^{111440223000923} is an apocalyptic number.

111440223000923 is a deficient number, since it is larger than the sum of its proper divisors (1).

111440223000923 is an equidigital number, since it uses as much as digits as its factorization.

111440223000923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 111440223000923 in words is "one hundred eleven trillion, four hundred forty billion, two hundred twenty-three million, nine hundred twenty-three", and thus it is an aban number.