211033142 has 8 divisors (see below), whose sum is σ = 330312816. Its totient is φ = 100928872.

The previous prime is 211033139. The next prime is 211033157. The reversal of 211033142 is 241330112.

211033142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 211033142.

It is a congruent 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, 2293793 + ... + 2293884.

It is an arithmetic number, because the mean of its divisors is an integer number (41289102).

Almost surely, 2^211033142 is an apocalyptic number.

211033142 is a deficient number, since it is larger than the sum of its proper divisors (119279674).

211033142 is a wasteful number, since it uses less digits than its factorization.

211033142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4587702.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 211033142 is about 14526.9797962274. The cubic root of 211033142 is about 595.3653496117.

Adding to 211033142 its reverse (241330112), we get a palindrome (452363254).

The spelling of 211033142 in words is "two hundred eleven million, thirty-three thousand, one hundred forty-two".