2132220404 has 12 divisors (see below), whose sum is σ = 3732393504. Its totient is φ = 1065822264.

The previous prime is 2132220401. The next prime is 2132220421. The reversal of 2132220404 is 4040222312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132220401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54872 + ... + 85295.

It is an arithmetic number, because the mean of its divisors is an integer number (311032792).

Almost surely, 2^2132220404 is an apocalyptic number.

It is an amenable number.

2132220404 is a deficient number, since it is larger than the sum of its proper divisors (1600173100).

2132220404 is a wasteful number, since it uses less digits than its factorization.

2132220404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143974 (or 143972 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2132220404 is about 46175.9721500263. The cubic root of 2132220404 is about 1287.0952818980.

Adding to 2132220404 its reverse (4040222312), we get a palindrome (6172442716).

The spelling of 2132220404 in words is "two billion, one hundred thirty-two million, two hundred twenty thousand, four hundred four".