111255033641 has 2 divisors, whose sum is σ = 111255033642. Its totient is φ = 111255033640.

The previous prime is 111255033557. The next prime is 111255033713. The reversal of 111255033641 is 146330552111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111136223641 + 118810000 = 333371^2 + 10900^2 .

It is a cyclic number.

It is not a de Polignac number, because 111255033641 - 2¹⁸ = 111254771497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111255033598 and 111255033607.

It is not a weakly prime, because it can be changed into another prime (111255033941) by changing a digit.

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 as a sum of consecutive naturals, namely, 55627516820 + 55627516821.

It is an arithmetic number, because the mean of its divisors is an integer number (55627516821).

Almost surely, 2^111255033641 is an apocalyptic number.

It is an amenable number.

111255033641 is a deficient number, since it is larger than the sum of its proper divisors (1).

111255033641 is an equidigital number, since it uses as much as digits as its factorization.

111255033641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 111255033641 its reverse (146330552111), we get a palindrome (257585585752).

The spelling of 111255033641 in words is "one hundred eleven billion, two hundred fifty-five million, thirty-three thousand, six hundred forty-one".