2150221004 has 12 divisors (see below), whose sum is σ = 3767983800. Its totient is φ = 1073654208.

The previous prime is 2150220983. The next prime is 2150221009. The reversal of 2150221004 is 4001220512.

It is not an unprimeable number, because it can be changed into a prime (2150221009) 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 3 ways as a sum of consecutive naturals, for example, 360749 + ... + 366660.

It is an arithmetic number, because the mean of its divisors is an integer number (313998650).

Almost surely, 2^2150221004 is an apocalyptic number.

It is an amenable number.

2150221004 is a deficient number, since it is larger than the sum of its proper divisors (1617762796).

2150221004 is a wasteful number, since it uses less digits than its factorization.

2150221004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728152 (or 728150 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2150221004 is about 46370.4755636601. The cubic root of 2150221004 is about 1290.7071026719.

Adding to 2150221004 its reverse (4001220512), we get a palindrome (6151441516).

The spelling of 2150221004 in words is "two billion, one hundred fifty million, two hundred twenty-one thousand, four".