3135220530 has 64 divisors (see below), whose sum is σ = 8322386688. Its totient is φ = 750885120.

The previous prime is 3135220507. The next prime is 3135220531. The reversal of 3135220530 is 350225313.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3135220530.

It is not an unprimeable number, because it can be changed into a prime (3135220531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94206 + ... + 123065.

It is an arithmetic number, because the mean of its divisors is an integer number (130037292).

Almost surely, 2^3135220530 is an apocalyptic number.

3135220530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3135220530 is an abundant number, since it is smaller than the sum of its proper divisors (5187166158).

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

3135220530 is a wasteful number, since it uses less digits than its factorization.

3135220530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217331.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 3135220530 is about 55993.0400139160. The cubic root of 3135220530 is about 1463.6010018929.

Adding to 3135220530 its reverse (350225313), we get a palindrome (3485445843).

The spelling of 3135220530 in words is "three billion, one hundred thirty-five million, two hundred twenty thousand, five hundred thirty".