3112202280 has 384 divisors, whose sum is σ = 11203920000. Its totient is φ = 688343040.

The previous prime is 3112202273. The next prime is 3112202281. The reversal of 3112202280 is 822022113.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3112202281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8000326 + ... + 8000714.

It is an arithmetic number, because the mean of its divisors is an integer number (29176875).

Almost surely, 2^3112202280 is an apocalyptic number.

3112202280 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112202280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5601960000).

3112202280 is an abundant number, since it is smaller than the sum of its proper divisors (8091717720).

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

3112202280 is a wasteful number, since it uses less digits than its factorization.

3112202280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 3112202280 is about 55787.1157168033. The cubic root of 3112202280 is about 1460.0103645977.

Adding to 3112202280 its reverse (822022113), we get a palindrome (3934224393).

The spelling of 3112202280 in words is "three billion, one hundred twelve million, two hundred two thousand, two hundred eighty".