211131133000 has 32 divisors (see below), whose sum is σ = 494046853560. Its totient is φ = 84452452800.

The previous prime is 211131132997. The next prime is 211131133001. The reversal of 211131133000 is 331131112.

It can be written as a sum of positive squares in 4 ways, for example, as 75888128484 + 135243004516 = 275478^2 + 367754^2 .

It is not an unprimeable number, because it can be changed into a prime (211131133001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105564567 + ... + 105566566.

Almost surely, 2^211131133000 is an apocalyptic number.

211131133000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211131133000 is an abundant number, since it is smaller than the sum of its proper divisors (282915720560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211131133000 is a wasteful number, since it uses less digits than its factorization.

211131133000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211131154 (or 211131140 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 211131133000 its reverse (331131112), we get a palindrome (211462264112).

The spelling of 211131133000 in words is "two hundred eleven billion, one hundred thirty-one million, one hundred thirty-three thousand".