212134115432 has 8 divisors (see below), whose sum is σ = 397751466450. Its totient is φ = 106067057712.

The previous prime is 212134115423. The next prime is 212134115449. The reversal of 212134115432 is 234511431212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 195422348356 + 16711767076 = 442066^2 + 129274^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 212134115395 and 212134115404.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13258382207 + ... + 13258382222.

Almost surely, 2^212134115432 is an apocalyptic number.

It is an amenable number.

212134115432 is a deficient number, since it is larger than the sum of its proper divisors (185617351018).

212134115432 is a wasteful number, since it uses less digits than its factorization.

212134115432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26516764435 (or 26516764431 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

Adding to 212134115432 its reverse (234511431212), we get a palindrome (446645546644).

The spelling of 212134115432 in words is "two hundred twelve billion, one hundred thirty-four million, one hundred fifteen thousand, four hundred thirty-two".