211432223134 has 16 divisors (see below), whose sum is σ = 346009729536. Its totient is φ = 96097298200.

The previous prime is 211432223129. The next prime is 211432223143. The reversal of 211432223134 is 431322234112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147232 + ... + 666739.

It is an arithmetic number, because the mean of its divisors is an integer number (21625608096).

Almost surely, 2^211432223134 is an apocalyptic number.

211432223134 is a deficient number, since it is larger than the sum of its proper divisors (134577506402).

211432223134 is a wasteful number, since it uses less digits than its factorization.

211432223134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825791.

The product of its digits is 6912, while the sum is 28.

Adding to 211432223134 its reverse (431322234112), we get a palindrome (642754457246).

The spelling of 211432223134 in words is "two hundred eleven billion, four hundred thirty-two million, two hundred twenty-three thousand, one hundred thirty-four".