20440220004002 has 16 divisors (see below), whose sum is σ = 30715723618560. Its totient is φ = 10201662005712.

The previous prime is 20440220003993. The next prime is 20440220004011. The reversal of 20440220004002 is 20040002204402.

It is an interprime number because it is at equal distance from previous prime (20440220003993) and next prime (20440220004011).

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, 1662098 + ... + 6606285.

It is an arithmetic number, because the mean of its divisors is an integer number (1919732726160).

Almost surely, 2^{20440220004002} is an apocalyptic number.

20440220004002 is a deficient number, since it is larger than the sum of its proper divisors (10275503614558).

20440220004002 is a wasteful number, since it uses less digits than its factorization.

20440220004002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8270617.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20440220004002 its reverse (20040002204402), we get a palindrome (40480222208404).

The spelling of 20440220004002 in words is "twenty trillion, four hundred forty billion, two hundred twenty million, four thousand, two".