211127042 has 16 divisors (see below), whose sum is σ = 363346560. Its totient is φ = 90129408.

The previous prime is 211127009. The next prime is 211127057. The reversal of 211127042 is 240721112.

211127042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25742 + ... + 32937.

It is an arithmetic number, because the mean of its divisors is an integer number (22709160).

Almost surely, 2^211127042 is an apocalyptic number.

211127042 is a deficient number, since it is larger than the sum of its proper divisors (152219518).

211127042 is a wasteful number, since it uses less digits than its factorization.

211127042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58945.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 211127042 is about 14530.2113542784. The cubic root of 211127042 is about 595.4536398776.

Adding to 211127042 its reverse (240721112), we get a palindrome (451848154).

The spelling of 211127042 in words is "two hundred eleven million, one hundred twenty-seven thousand, forty-two".