212420043132112 has 10 divisors (see below), whose sum is σ = 411563833568498. Its totient is φ = 106210021566048.

The previous prime is 212420043132103. The next prime is 212420043132133. The reversal of 212420043132112 is 211231340024212.

It can be written as a sum of positive squares in only one way, i.e., 174363679539856 + 38056363592256 = 13204684^2 + 6168984^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6638126347863 + ... + 6638126347894.

Almost surely, 2^{212420043132112} is an apocalyptic number.

It is an amenable number.

212420043132112 is a deficient number, since it is larger than the sum of its proper divisors (199143790436386).

212420043132112 is a wasteful number, since it uses less digits than its factorization.

212420043132112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13276252695765 (or 13276252695759 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 212420043132112 its reverse (211231340024212), we get a palindrome (423651383156324).

The spelling of 212420043132112 in words is "two hundred twelve trillion, four hundred twenty billion, forty-three million, one hundred thirty-two thousand, one hundred twelve".