211433021342 has 8 divisors (see below), whose sum is σ = 317156726016. Its totient is φ = 105714112672.

The previous prime is 211433021213. The next prime is 211433021353. The reversal of 211433021342 is 243120334112.

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

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, 1086683 + ... + 1266390.

It is an arithmetic number, because the mean of its divisors is an integer number (39644590752).

Almost surely, 2^211433021342 is an apocalyptic number.

211433021342 is a deficient number, since it is larger than the sum of its proper divisors (105723704674).

211433021342 is a wasteful number, since it uses less digits than its factorization.

211433021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398002.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 211433021342 its reverse (243120334112), we get a palindrome (454553355454).

The spelling of 211433021342 in words is "two hundred eleven billion, four hundred thirty-three million, twenty-one thousand, three hundred forty-two".