4401021002 has 16 divisors (see below), whose sum is σ = 7549906752. Its totient is φ = 1884827040.

The previous prime is 4401020963. The next prime is 4401021011. The reversal of 4401021002 is 2001201044.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 89624 + ... + 129747.

It is an arithmetic number, because the mean of its divisors is an integer number (471869172).

Almost surely, 2^4401021002 is an apocalyptic number.

4401021002 is a deficient number, since it is larger than the sum of its proper divisors (3148885750).

4401021002 is a wasteful number, since it uses less digits than its factorization.

4401021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220813.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 4401021002 is about 66340.1914528440. The cubic root of 4401021002 is about 1638.7692781649.

Adding to 4401021002 its reverse (2001201044), we get a palindrome (6402222046).

The spelling of 4401021002 in words is "four billion, four hundred one million, twenty-one thousand, two".