2041221530 has 16 divisors (see below), whose sum is σ = 3675711744. Its totient is φ = 816152400.

The previous prime is 2041221517. The next prime is 2041221563. The reversal of 2041221530 is 351221402.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15746 + ... + 65805.

It is an arithmetic number, because the mean of its divisors is an integer number (229731984).

Almost surely, 2^2041221530 is an apocalyptic number.

2041221530 is a deficient number, since it is larger than the sum of its proper divisors (1634490214).

2041221530 is a wasteful number, since it uses less digits than its factorization.

2041221530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84061.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2041221530 is about 45179.8797032484. The cubic root of 2041221530 is about 1268.5182317308.

Adding to 2041221530 its reverse (351221402), we get a palindrome (2392442932).

The spelling of 2041221530 in words is "two billion, forty-one million, two hundred twenty-one thousand, five hundred thirty".