3112002220 has 12 divisors (see below), whose sum is σ = 6535204704. Its totient is φ = 1244800880.

The previous prime is 3112002217. The next prime is 3112002277. The reversal of 3112002220 is 222002113.

It is a self number, because there is not a number n which added to its sum of digits gives 3112002220.

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, 77800036 + ... + 77800075.

It is an arithmetic number, because the mean of its divisors is an integer number (544600392).

Almost surely, 2^3112002220 is an apocalyptic number.

It is an amenable number.

3112002220 is an abundant number, since it is smaller than the sum of its proper divisors (3423202484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3112002220 is a wasteful number, since it uses less digits than its factorization.

3112002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155600120 (or 155600118 counting only the distinct ones).

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

The square root of 3112002220 is about 55785.3226216359. The cubic root of 3112002220 is about 1459.9790795776.

Adding to 3112002220 its reverse (222002113), we get a palindrome (3334004333).

The spelling of 3112002220 in words is "three billion, one hundred twelve million, two thousand, two hundred twenty".