211001132232231 has 32 divisors (see below), whose sum is σ = 307057815567360. Its totient is φ = 127818206515200.

The previous prime is 211001132232217. The next prime is 211001132232263. The reversal of 211001132232231 is 132232231100112.

It is not a de Polignac number, because 211001132232231 - 2²³ = 211001123843623 is a prime.

It is a super-2 number, since 2×211001132232231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211001132232271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 581677291 + ... + 582039923.

It is an arithmetic number, because the mean of its divisors is an integer number (9595556736480).

Almost surely, 2^{211001132232231} is an apocalyptic number.

211001132232231 is a deficient number, since it is larger than the sum of its proper divisors (96056683335129).

211001132232231 is a wasteful number, since it uses less digits than its factorization.

211001132232231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371047.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 211001132232231 its reverse (132232231100112), we get a palindrome (343233363332343).

The spelling of 211001132232231 in words is "two hundred eleven trillion, one billion, one hundred thirty-two million, two hundred thirty-two thousand, two hundred thirty-one".