113542402111111 has 8 divisors (see below), whose sum is σ = 114414957697040. Its totient is φ = 112670642293632.

The previous prime is 113542402111093. The next prime is 113542402111169. The reversal of 113542402111111 is 111111204245311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113542402111111 - 2⁵ = 113542402111079 is a prime.

It is a super-2 number, since 2×113542402111111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113542402111111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113542402115111) 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 7 ways as a sum of consecutive naturals, for example, 198655650 + ... + 199226383.

It is an arithmetic number, because the mean of its divisors is an integer number (14301869712130).

Almost surely, 2^{113542402111111} is an apocalyptic number.

113542402111111 is a deficient number, since it is larger than the sum of its proper divisors (872555585929).

113542402111111 is a wasteful number, since it uses less digits than its factorization.

113542402111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397884225.

The product of its (nonzero) digits is 960, while the sum is 28.

Adding to 113542402111111 its reverse (111111204245311), we get a palindrome (224653606356422).

The spelling of 113542402111111 in words is "one hundred thirteen trillion, five hundred forty-two billion, four hundred two million, one hundred eleven thousand, one hundred eleven".