111121333049 has 2 divisors, whose sum is σ = 111121333050. Its totient is φ = 111121333048.

The previous prime is 111121333031. The next prime is 111121333067. The reversal of 111121333049 is 940333121111.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (111121333031) and next prime (111121333067).

It can be written as a sum of positive squares in only one way, i.e., 103294746025 + 7826587024 = 321395^2 + 88468^2 .

It is a cyclic number.

It is not a de Polignac number, because 111121333049 - 2¹² = 111121328953 is a prime.

It is not a weakly prime, because it can be changed into another prime (111121333949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560666524 + 55560666525.

It is an arithmetic number, because the mean of its divisors is an integer number (55560666525).

Almost surely, 2^111121333049 is an apocalyptic number.

It is an amenable number.

111121333049 is a deficient number, since it is larger than the sum of its proper divisors (1).

111121333049 is an equidigital number, since it uses as much as digits as its factorization.

111121333049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 111121333049 in words is "one hundred eleven billion, one hundred twenty-one million, three hundred thirty-three thousand, forty-nine".