111013630367442 has 128 divisors (see below), whose sum is σ = 270772751232000. Its totient is φ = 29904617318400.

The previous prime is 111013630367441. The next prime is 111013630367449. The reversal of 111013630367442 is 244763036310111.

It is a happy number.

It is a super-2 number, since 2×111013630367442² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111013630367394 and 111013630367403.

It is not an unprimeable number, because it can be changed into a prime (111013630367441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 810067 + ... + 14922582.

It is an arithmetic number, because the mean of its divisors is an integer number (2115412119000).

Almost surely, 2^{111013630367442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111013630367442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135386375616000).

111013630367442 is an abundant number, since it is smaller than the sum of its proper divisors (159759120864558).

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

111013630367442 is a wasteful number, since it uses less digits than its factorization.

111013630367442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15733032.

The product of its (nonzero) digits is 217728, while the sum is 42.

Adding to 111013630367442 its reverse (244763036310111), we get a palindrome (355776666677553).

The spelling of 111013630367442 in words is "one hundred eleven trillion, thirteen billion, six hundred thirty million, three hundred sixty-seven thousand, four hundred forty-two".