111322444223149 has 2 divisors, whose sum is σ = 111322444223150. Its totient is φ = 111322444223148.

The previous prime is 111322444223033. The next prime is 111322444223171. The reversal of 111322444223149 is 941322444223111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103505331495049 + 7817112728100 = 10173757^2 + 2795910^2 .

It is an emirp because it is prime and its reverse (941322444223111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111322444223149 - 2³³ = 111313854288557 is a prime.

It is a super-2 number, since 2×111322444223149² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111322444223849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55661222111574 + 55661222111575.

It is an arithmetic number, because the mean of its divisors is an integer number (55661222111575).

Almost surely, 2^{111322444223149} is an apocalyptic number.

It is an amenable number.

111322444223149 is a deficient number, since it is larger than the sum of its proper divisors (1).

111322444223149 is an equidigital number, since it uses as much as digits as its factorization.

111322444223149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 43.

The spelling of 111322444223149 in words is "one hundred eleven trillion, three hundred twenty-two billion, four hundred forty-four million, two hundred twenty-three thousand, one hundred forty-nine".