111221122102039 has 2 divisors, whose sum is σ = 111221122102040. Its totient is φ = 111221122102038.

The previous prime is 111221122102001. The next prime is 111221122102067. The reversal of 111221122102039 is 930201221122111.

It is an a-pointer prime, because the next prime (111221122102067) can be obtained adding 111221122102039 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111221122102039 - 2⁷ = 111221122101911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111221122101998 and 111221122102016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111221120102039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55610561051019 + 55610561051020.

It is an arithmetic number, because the mean of its divisors is an integer number (55610561051020).

Almost surely, 2^{111221122102039} is an apocalyptic number.

111221122102039 is a deficient number, since it is larger than the sum of its proper divisors (1).

111221122102039 is an equidigital number, since it uses as much as digits as its factorization.

111221122102039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 111221122102039 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred two thousand, thirty-nine".