111300123231102 has 64 divisors (see below), whose sum is σ = 247498735712256. Its totient is φ = 33135799697280.

The previous prime is 111300123231083. The next prime is 111300123231103. The reversal of 111300123231102 is 201132321003111.

It is a super-2 number, since 2×111300123231102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111300123231103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10189488 + ... + 18067260.

It is an arithmetic number, because the mean of its divisors is an integer number (3867167745504).

Almost surely, 2^{111300123231102} is an apocalyptic number.

111300123231102 is an abundant number, since it is smaller than the sum of its proper divisors (136198612481154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111300123231102 is a wasteful number, since it uses less digits than its factorization.

111300123231102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7883665.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 111300123231102 its reverse (201132321003111), we get a palindrome (312432444234213).

The spelling of 111300123231102 in words is "one hundred eleven trillion, three hundred billion, one hundred twenty-three million, two hundred thirty-one thousand, one hundred two".