111400231441 has 2 divisors, whose sum is σ = 111400231442. Its totient is φ = 111400231440.

The previous prime is 111400231421. The next prime is 111400231469. The reversal of 111400231441 is 144132004111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102605543041 + 8794688400 = 320321^2 + 93780^2 .

It is a cyclic number.

It is not a de Polignac number, because 111400231441 - 2³⁵ = 77040493073 is a prime.

It is not a weakly prime, because it can be changed into another prime (111400231421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55700115720 + 55700115721.

It is an arithmetic number, because the mean of its divisors is an integer number (55700115721).

Almost surely, 2^111400231441 is an apocalyptic number.

It is an amenable number.

111400231441 is a deficient number, since it is larger than the sum of its proper divisors (1).

111400231441 is an equidigital number, since it uses as much as digits as its factorization.

111400231441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111400231441 its reverse (144132004111), we get a palindrome (255532235552).

The spelling of 111400231441 in words is "one hundred eleven billion, four hundred million, two hundred thirty-one thousand, four hundred forty-one".