20104401002 has 64 divisors (see below), whose sum is σ = 35663846400. Its totient is φ = 8495424000.

The previous prime is 20104400999. The next prime is 20104401043. The reversal of 20104401002 is 20010440102.

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 31 ways as a sum of consecutive naturals, for example, 28679252 + ... + 28679952.

It is an arithmetic number, because the mean of its divisors is an integer number (557247600).

Almost surely, 2^20104401002 is an apocalyptic number.

20104401002 is a deficient number, since it is larger than the sum of its proper divisors (15559445398).

20104401002 is an equidigital number, since it uses as much as digits as its factorization.

20104401002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252 (or 1238 counting only the distinct ones).

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

Adding to 20104401002 its reverse (20010440102), we get a palindrome (40114841104).

It can be divided in two parts, 2010440100 and 2, that added together give a palindrome (2010440102).

The spelling of 20104401002 in words is "twenty billion, one hundred four million, four hundred one thousand, two".