211211133211132 has 12 divisors (see below), whose sum is σ = 369622091454336. Its totient is φ = 105604821367040.

The previous prime is 211211133211079. The next prime is 211211133211139. The reversal of 211211133211132 is 231112331112112.

It is a super-2 number, since 2×211211133211132² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211211133211097 and 211211133211106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211211133211139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185671708 + ... + 186805795.

It is an arithmetic number, because the mean of its divisors is an integer number (30801840954528).

Almost surely, 2^{211211133211132} is an apocalyptic number.

It is an amenable number.

211211133211132 is a deficient number, since it is larger than the sum of its proper divisors (158410958243204).

211211133211132 is a wasteful number, since it uses less digits than its factorization.

211211133211132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372619268 (or 372619266 counting only the distinct ones).

The product of its digits is 432, while the sum is 25.

Adding to 211211133211132 its reverse (231112331112112), we get a palindrome (442323464323244).

The spelling of 211211133211132 in words is "two hundred eleven trillion, two hundred eleven billion, one hundred thirty-three million, two hundred eleven thousand, one hundred thirty-two".