2210120212 has 6 divisors (see below), whose sum is σ = 3867710378. Its totient is φ = 1105060104.

The previous prime is 2210120201. The next prime is 2210120221. The reversal of 2210120212 is 2120210122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2047200516 + 162919696 = 45246^2 + 12764^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2210120192 and 2210120201.

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, 276265023 + ... + 276265030.

Almost surely, 2^2210120212 is an apocalyptic number.

It is an amenable number.

2210120212 is a deficient number, since it is larger than the sum of its proper divisors (1657590166).

2210120212 is a wasteful number, since it uses less digits than its factorization.

2210120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552530057 (or 552530055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2210120212 is about 47011.9156384847. The cubic root of 2210120212 is about 1302.5826786744.

Adding to 2210120212 its reverse (2120210122), we get a palindrome (4330330334).

The spelling of 2210120212 in words is "two billion, two hundred ten million, one hundred twenty thousand, two hundred twelve".