42112542011 has 16 divisors (see below), whose sum is σ = 43319299296. Its totient is φ = 40914720000.

The previous prime is 42112541971. The next prime is 42112542079. The reversal of 42112542011 is 11024521124.

It is a de Polignac number, because none of the positive numbers 2^k-42112542011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42112542211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11407676 + ... + 11411366.

It is an arithmetic number, because the mean of its divisors is an integer number (2707456206).

Almost surely, 2^42112542011 is an apocalyptic number.

42112542011 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

42112542011 is a deficient number, since it is larger than the sum of its proper divisors (1206757285).

42112542011 is a wasteful number, since it uses less digits than its factorization.

42112542011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4814.

The product of its (nonzero) digits is 640, while the sum is 23.

The spelling of 42112542011 in words is "forty-two billion, one hundred twelve million, five hundred forty-two thousand, eleven".