111243234130101 has 24 divisors (see below), whose sum is σ = 169420411646720. Its totient is φ = 70143136897536.

The previous prime is 111243234130069. The next prime is 111243234130151. The reversal of 111243234130101 is 101031432342111.

111243234130101 is a `hidden beast` number, since 1 + 1 + 1 + 243 + 2 + 3 + 413 + 0 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 111243234130101 - 2⁵ = 111243234130069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111243234130151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 535765420 + ... + 535973013.

Almost surely, 2^{111243234130101} is an apocalyptic number.

It is an amenable number.

111243234130101 is a deficient number, since it is larger than the sum of its proper divisors (58177177516619).

111243234130101 is a wasteful number, since it uses less digits than its factorization.

111243234130101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071739065 (or 1071739062 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 111243234130101 its reverse (101031432342111), we get a palindrome (212274666472212).

The spelling of 111243234130101 in words is "one hundred eleven trillion, two hundred forty-three billion, two hundred thirty-four million, one hundred thirty thousand, one hundred one".