211031212034 has 16 divisors (see below), whose sum is σ = 327669753600. Its totient is φ = 101812572624.

The previous prime is 211031211983. The next prime is 211031212039. The reversal of 211031212034 is 430212130112.

It is a junction number, because it is equal to n+sod(n) for n = 211031211997 and 211031212015.

It is not an unprimeable number, because it can be changed into a prime (211031212039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060562 + ... + 1243725.

It is an arithmetic number, because the mean of its divisors is an integer number (20479359600).

Almost surely, 2^211031212034 is an apocalyptic number.

211031212034 is a deficient number, since it is larger than the sum of its proper divisors (116638541566).

211031212034 is a wasteful number, since it uses less digits than its factorization.

211031212034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305897.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 211031212034 its reverse (430212130112), we get a palindrome (641243342146).

The spelling of 211031212034 in words is "two hundred eleven billion, thirty-one million, two hundred twelve thousand, thirty-four".