211132320131 has 16 divisors (see below), whose sum is σ = 224716705920. Its totient is φ = 197679068160.

The previous prime is 211132320107. The next prime is 211132320143. The reversal of 211132320131 is 131023231112.

It is a happy number.

It is not a de Polignac number, because 211132320131 - 2⁶ = 211132320067 is a prime.

It is a super-2 number, since 2×211132320131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211132320101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4024751 + ... + 4076871.

It is an arithmetic number, because the mean of its divisors is an integer number (14044794120).

Almost surely, 2^211132320131 is an apocalyptic number.

211132320131 is a deficient number, since it is larger than the sum of its proper divisors (13584385789).

211132320131 is a wasteful number, since it uses less digits than its factorization.

211132320131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53374.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211132320131 its reverse (131023231112), we get a palindrome (342155551243).

The spelling of 211132320131 in words is "two hundred eleven billion, one hundred thirty-two million, three hundred twenty thousand, one hundred thirty-one".