42212556111 has 16 divisors (see below), whose sum is σ = 61585596288. Its totient is φ = 25506069600.

The previous prime is 42212556083. The next prime is 42212556193. The reversal of 42212556111 is 11165521224.

42212556111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42212556111 - 2⁶ = 42212556047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42212556311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1921356 + ... + 1943201.

It is an arithmetic number, because the mean of its divisors is an integer number (3849099768).

Almost surely, 2^42212556111 is an apocalyptic number.

42212556111 is a deficient number, since it is larger than the sum of its proper divisors (19373040177).

42212556111 is a wasteful number, since it uses less digits than its factorization.

42212556111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864902.

The product of its digits is 4800, while the sum is 30.

The spelling of 42212556111 in words is "forty-two billion, two hundred twelve million, five hundred fifty-six thousand, one hundred eleven".