211334221334 has 8 divisors (see below), whose sum is σ = 317327803848. Its totient is φ = 105558286720.

The previous prime is 211334221331. The next prime is 211334221387. The reversal of 211334221334 is 433122433112.

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

It is a junction number, because it is equal to n+sod(n) for n = 211334221297 and 211334221306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211334221331) 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, 54409547 + ... + 54413430.

It is an arithmetic number, because the mean of its divisors is an integer number (39665975481).

Almost surely, 2^211334221334 is an apocalyptic number.

211334221334 is a deficient number, since it is larger than the sum of its proper divisors (105993582514).

211334221334 is a wasteful number, since it uses less digits than its factorization.

211334221334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108823950.

The product of its digits is 10368, while the sum is 29.

Adding to 211334221334 its reverse (433122433112), we get a palindrome (644456654446).

The spelling of 211334221334 in words is "two hundred eleven billion, three hundred thirty-four million, two hundred twenty-one thousand, three hundred thirty-four".