1010004444020 has 96 divisors (see below), whose sum is σ = 2523357688320. Its totient is φ = 334730972160.

The previous prime is 1010004443953. The next prime is 1010004444041. The reversal of 1010004444020 is 204444000101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1010004443983 and 1010004444001.

It is a congruent number.

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, 2009177 + ... + 2461056.

It is an arithmetic number, because the mean of its divisors is an integer number (26284975920).

Almost surely, 2^{1010004444020} is an apocalyptic number.

1010004444020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010004444020 is an abundant number, since it is smaller than the sum of its proper divisors (1513353244300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010004444020 is a wasteful number, since it uses less digits than its factorization.

1010004444020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4470345 (or 4470343 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1010004444020 its reverse (204444000101), we get a palindrome (1214448444121).

The spelling of 1010004444020 in words is "one trillion, ten billion, four million, four hundred forty-four thousand, twenty".