212140311104 has 28 divisors (see below), whose sum is σ = 421003066044. Its totient is φ = 106060798464.

The previous prime is 212140311091. The next prime is 212140311139. The reversal of 212140311104 is 401113041212.

It can be written as a sum of positive squares in 2 ways, for example, as 134718361600 + 77421949504 = 367040^2 + 278248^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615734 + ... + 896330.

Almost surely, 2^212140311104 is an apocalyptic number.

It is an amenable number.

212140311104 is a deficient number, since it is larger than the sum of its proper divisors (208862754940).

212140311104 is a wasteful number, since it uses less digits than its factorization.

212140311104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292422 (or 292412 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 212140311104 its reverse (401113041212), we get a palindrome (613253352316).

The spelling of 212140311104 in words is "two hundred twelve billion, one hundred forty million, three hundred eleven thousand, one hundred four".