212110032122 has 8 divisors (see below), whose sum is σ = 318169564596. Its totient is φ = 106053510592.

The previous prime is 212110032109. The next prime is 212110032133. The reversal of 212110032122 is 221230011212.

It can be written as a sum of positive squares in 2 ways, for example, as 209197379161 + 2912652961 = 457381^2 + 53969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212110032122.

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, 567503 + ... + 863874.

Almost surely, 2^212110032122 is an apocalyptic number.

212110032122 is a deficient number, since it is larger than the sum of its proper divisors (106059532474).

212110032122 is a wasteful number, since it uses less digits than its factorization.

212110032122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505472.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212110032122 its reverse (221230011212), we get a palindrome (433340043334).

The spelling of 212110032122 in words is "two hundred twelve billion, one hundred ten million, thirty-two thousand, one hundred twenty-two".