211510711052 has 12 divisors (see below), whose sum is σ = 373419353496. Its totient is φ = 104819467200.

The previous prime is 211510711039. The next prime is 211510711057. The reversal of 211510711052 is 250117015112.

It is not an unprimeable number, because it can be changed into a prime (211510711057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233971574 + ... + 233972477.

It is an arithmetic number, because the mean of its divisors is an integer number (31118279458).

Almost surely, 2^211510711052 is an apocalyptic number.

It is an amenable number.

211510711052 is a deficient number, since it is larger than the sum of its proper divisors (161908642444).

211510711052 is a wasteful number, since it uses less digits than its factorization.

211510711052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467944168 (or 467944166 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 26.

Adding to 211510711052 its reverse (250117015112), we get a palindrome (461627726164).

The spelling of 211510711052 in words is "two hundred eleven billion, five hundred ten million, seven hundred eleven thousand, fifty-two".