3112201000 has 64 divisors (see below), whose sum is σ = 7295867280. Its totient is φ = 1242604800.

The previous prime is 3112200989. The next prime is 3112201009. The reversal of 3112201000 is 1022113.

It can be written as a sum of positive squares in 8 ways, for example, as 47692836 + 3064508164 = 6906^2 + 55358^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (3112201009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610462 + ... + 615538.

Almost surely, 2^3112201000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112201000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3647933640).

3112201000 is an abundant number, since it is smaller than the sum of its proper divisors (4183666280).

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

3112201000 is a wasteful number, since it uses less digits than its factorization.

3112201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5711 (or 5697 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 3112201000 is about 55787.1042446191. The cubic root of 3112201000 is about 1460.0101644379.

Adding to 3112201000 its reverse (1022113), we get a palindrome (3113223113).

The spelling of 3112201000 in words is "three billion, one hundred twelve million, two hundred one thousand".