111142402522043 has 2 divisors, whose sum is σ = 111142402522044. Its totient is φ = 111142402522042.

The previous prime is 111142402522031. The next prime is 111142402522127. The reversal of 111142402522043 is 340225204241111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111142402522043 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (111142402522013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55571201261021 + 55571201261022.

It is an arithmetic number, because the mean of its divisors is an integer number (55571201261022).

Almost surely, 2^{111142402522043} is an apocalyptic number.

111142402522043 is a deficient number, since it is larger than the sum of its proper divisors (1).

111142402522043 is an equidigital number, since it uses as much as digits as its factorization.

111142402522043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 111142402522043 its reverse (340225204241111), we get a palindrome (451367606763154).

The spelling of 111142402522043 in words is "one hundred eleven trillion, one hundred forty-two billion, four hundred two million, five hundred twenty-two thousand, forty-three".