211422242422 has 8 divisors (see below), whose sum is σ = 317135394000. Its totient is φ = 105710444424.

The previous prime is 211422242411. The next prime is 211422242431. The reversal of 211422242422 is 224242224112.

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

It is a super-3 number, since 3×211422242422³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273079 + ... + 705277.

It is an arithmetic number, because the mean of its divisors is an integer number (39641924250).

Almost surely, 2^211422242422 is an apocalyptic number.

211422242422 is a deficient number, since it is larger than the sum of its proper divisors (105713151578).

211422242422 is a wasteful number, since it uses less digits than its factorization.

211422242422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676790.

The product of its digits is 8192, while the sum is 28.

Adding to 211422242422 its reverse (224242224112), we get a palindrome (435664466534).

The spelling of 211422242422 in words is "two hundred eleven billion, four hundred twenty-two million, two hundred forty-two thousand, four hundred twenty-two".