111320555254132 has 96 divisors (see below), whose sum is σ = 233626928984064. Its totient is φ = 45378577728000.

The previous prime is 111320555254079. The next prime is 111320555254133. The reversal of 111320555254132 is 231452555023111.

It is a super-2 number, since 2×111320555254132² (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 (111320555254133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105479257 + ... + 106529407.

It is an arithmetic number, because the mean of its divisors is an integer number (2433613843584).

Almost surely, 2^{111320555254132} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111320555254132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116813464492032).

111320555254132 is an abundant number, since it is smaller than the sum of its proper divisors (122306373729932).

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

111320555254132 is a wasteful number, since it uses less digits than its factorization.

111320555254132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051109 (or 1051107 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 111320555254132 in words is "one hundred eleven trillion, three hundred twenty billion, five hundred fifty-five million, two hundred fifty-four thousand, one hundred thirty-two".