211142334342 has 8 divisors (see below), whose sum is σ = 422284668696. Its totient is φ = 70380778112.

The previous prime is 211142334317. The next prime is 211142334343. The reversal of 211142334342 is 243433241112.

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

211142334342 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211142334343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17595194523 + ... + 17595194534.

It is an arithmetic number, because the mean of its divisors is an integer number (52785583587).

Almost surely, 2^211142334342 is an apocalyptic number.

211142334342 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.

211142334342 is a wasteful number, since it uses less digits than its factorization.

211142334342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35190389062.

The product of its digits is 13824, while the sum is 30.

Adding to 211142334342 its reverse (243433241112), we get a palindrome (454575575454).

The spelling of 211142334342 in words is "two hundred eleven billion, one hundred forty-two million, three hundred thirty-four thousand, three hundred forty-two".