211141213442 has 8 divisors (see below), whose sum is σ = 327632917500. Its totient is φ = 101930240944.

The previous prime is 211141213427. The next prime is 211141213453. The reversal of 211141213442 is 244312141112.

211141213442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 202796208241 + 8345005201 = 450329^2 + 91351^2 .

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

It is a super-2 number, since 2×211141213442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1820182817 + ... + 1820182932.

Almost surely, 2^211141213442 is an apocalyptic number.

211141213442 is a deficient number, since it is larger than the sum of its proper divisors (116491704058).

211141213442 is a wasteful number, since it uses less digits than its factorization.

211141213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640365780.

The product of its digits is 1536, while the sum is 26.

Adding to 211141213442 its reverse (244312141112), we get a palindrome (455453354554).

The spelling of 211141213442 in words is "two hundred eleven billion, one hundred forty-one million, two hundred thirteen thousand, four hundred forty-two".