211041042 has 8 divisors (see below), whose sum is σ = 422082096. Its totient is φ = 70347012.

The previous prime is 211041023. The next prime is 211041079. The reversal of 211041042 is 240140112.

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

211041042 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17586748 + ... + 17586759.

It is an arithmetic number, because the mean of its divisors is an integer number (52760262).

Almost surely, 2^211041042 is an apocalyptic number.

211041042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211041042 is a wasteful number, since it uses less digits than its factorization.

211041042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35173512.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 211041042 is about 14527.2517015436. The cubic root of 211041042 is about 595.3727786621.

Adding to 211041042 its reverse (240140112), we get a palindrome (451181154).

The spelling of 211041042 in words is "two hundred eleven million, forty-one thousand, forty-two".