111320054141 has 2 divisors, whose sum is σ = 111320054142. Its totient is φ = 111320054140.

The previous prime is 111320054137. The next prime is 111320054171. The reversal of 111320054141 is 141450023111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71251624900 + 40068429241 = 266930^2 + 200171^2 .

It is a cyclic number.

It is not a de Polignac number, because 111320054141 - 2² = 111320054137 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111320054171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55660027070 + 55660027071.

It is an arithmetic number, because the mean of its divisors is an integer number (55660027071).

Almost surely, 2^111320054141 is an apocalyptic number.

It is an amenable number.

111320054141 is a deficient number, since it is larger than the sum of its proper divisors (1).

111320054141 is an equidigital number, since it uses as much as digits as its factorization.

111320054141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 111320054141 its reverse (141450023111), we get a palindrome (252770077252).

The spelling of 111320054141 in words is "one hundred eleven billion, three hundred twenty million, fifty-four thousand, one hundred forty-one".