112720700155 has 16 divisors (see below), whose sum is σ = 159919024320. Its totient is φ = 74628876672.

The previous prime is 112720700149. The next prime is 112720700159. The reversal of 112720700155 is 551007027211.

It is a de Polignac number, because none of the positive numbers 2^k-112720700155 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112720700159) 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 15 ways as a sum of consecutive naturals, for example, 55526424 + ... + 55528453.

It is an arithmetic number, because the mean of its divisors is an integer number (9994939020).

Almost surely, 2^112720700155 is an apocalyptic number.

112720700155 is a deficient number, since it is larger than the sum of its proper divisors (47198324165).

112720700155 is a wasteful number, since it uses less digits than its factorization.

112720700155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111054918.

The product of its (nonzero) digits is 4900, while the sum is 31.

Adding to 112720700155 its reverse (551007027211), we get a palindrome (663727727366).

The spelling of 112720700155 in words is "one hundred twelve billion, seven hundred twenty million, seven hundred thousand, one hundred fifty-five".