211020113134 has 4 divisors (see below), whose sum is σ = 316530169704. Its totient is φ = 105510056566.

The previous prime is 211020113119. The next prime is 211020113159. The reversal of 211020113134 is 431311020112.

211020113134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52755028282 + ... + 52755028285.

It is an arithmetic number, because the mean of its divisors is an integer number (79132542426).

Almost surely, 2^211020113134 is an apocalyptic number.

211020113134 is a deficient number, since it is larger than the sum of its proper divisors (105510056570).

211020113134 is a wasteful number, since it uses less digits than its factorization.

211020113134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105510056569.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211020113134 its reverse (431311020112), we get a palindrome (642331133246).

The spelling of 211020113134 in words is "two hundred eleven billion, twenty million, one hundred thirteen thousand, one hundred thirty-four".