210112220210212 has 12 divisors (see below), whose sum is σ = 368749956675100. Its totient is φ = 104755089731616.

The previous prime is 210112220210197. The next prime is 210112220210213. The reversal of 210112220210212 is 212012022211012.

It can be written as a sum of positive squares in 2 ways, for example, as 58875941840356 + 151236278369856 = 7673066^2 + 12297816^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 210112220210212.

It is not an unprimeable number, because it can be changed into a prime (210112220210213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75255091803 + ... + 75255094594.

Almost surely, 2^{210112220210212} is an apocalyptic number.

It is an amenable number.

210112220210212 is a deficient number, since it is larger than the sum of its proper divisors (158637736464888).

210112220210212 is a wasteful number, since it uses less digits than its factorization.

210112220210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150510186750 (or 150510186748 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 210112220210212 its reverse (212012022211012), we get a palindrome (422124242421224).

The spelling of 210112220210212 in words is "two hundred ten trillion, one hundred twelve billion, two hundred twenty million, two hundred ten thousand, two hundred twelve".