211066313254 has 32 divisors (see below), whose sum is σ = 321562616256. Its totient is φ = 103894876800.

The previous prime is 211066313203. The next prime is 211066313299. The reversal of 211066313254 is 452313660112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18817752 + ... + 18828964.

It is an arithmetic number, because the mean of its divisors is an integer number (10048831758).

Almost surely, 2^211066313254 is an apocalyptic number.

211066313254 is a deficient number, since it is larger than the sum of its proper divisors (110496303002).

211066313254 is a wasteful number, since it uses less digits than its factorization.

211066313254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11920.

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 211066313254 its reverse (452313660112), we get a palindrome (663379973366).

The spelling of 211066313254 in words is "two hundred eleven billion, sixty-six million, three hundred thirteen thousand, two hundred fifty-four".