211227731741112 has 128 divisors (see below), whose sum is σ = 530891508787200. Its totient is φ = 70034112086400.

The previous prime is 211227731741023. The next prime is 211227731741113. The reversal of 211227731741112 is 211147137722112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211227731741113) 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, 6842255037 + ... + 6842285907.

It is an arithmetic number, because the mean of its divisors is an integer number (4147589912400).

Almost surely, 2^{211227731741112} is an apocalyptic number.

It is an amenable number.

211227731741112 is an abundant number, since it is smaller than the sum of its proper divisors (319663777046088).

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

211227731741112 is a wasteful number, since it uses less digits than its factorization.

211227731741112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33177 (or 33173 counting only the distinct ones).

The product of its digits is 65856, while the sum is 42.

The spelling of 211227731741112 in words is "two hundred eleven trillion, two hundred twenty-seven billion, seven hundred thirty-one million, seven hundred forty-one thousand, one hundred twelve".