3200120212 has 6 divisors (see below), whose sum is σ = 5600210378. Its totient is φ = 1600060104.

The previous prime is 3200120197. The next prime is 3200120221. The reversal of 3200120212 is 2120210023.

It can be written as a sum of positive squares in only one way, i.e., 3121903876 + 78216336 = 55874^2 + 8844^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3200120192 and 3200120201.

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, 400015023 + ... + 400015030.

Almost surely, 2^3200120212 is an apocalyptic number.

It is an amenable number.

3200120212 is a deficient number, since it is larger than the sum of its proper divisors (2400090166).

3200120212 is a wasteful number, since it uses less digits than its factorization.

3200120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800030057 (or 800030055 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3200120212 is about 56569.6050189499. The cubic root of 3200120212 is about 1473.6310519249.

Adding to 3200120212 its reverse (2120210023), we get a palindrome (5320330235).

The spelling of 3200120212 in words is "three billion, two hundred million, one hundred twenty thousand, two hundred twelve".