211342022 has 4 divisors (see below), whose sum is σ = 317013036. Its totient is φ = 105671010.

The previous prime is 211341983. The next prime is 211342037. The reversal of 211342022 is 220243112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52835504 + ... + 52835507.

It is an arithmetic number, because the mean of its divisors is an integer number (79253259).

Almost surely, 2^211342022 is an apocalyptic number.

211342022 is a deficient number, since it is larger than the sum of its proper divisors (105671014).

211342022 is a wasteful number, since it uses less digits than its factorization.

211342022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105671013.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 211342022 is about 14537.6071621158. The cubic root of 211342022 is about 595.6556781037.

Adding to 211342022 its reverse (220243112), we get a palindrome (431585134).

The spelling of 211342022 in words is "two hundred eleven million, three hundred forty-two thousand, twenty-two".