1004221112240 has 20 divisors (see below), whose sum is σ = 2334814086144. Its totient is φ = 401688444864.

The previous prime is 1004221112183. The next prime is 1004221112303. The reversal of 1004221112240 is 422111224001.

It is a tau number, because it is divible by the number of its divisors (20).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6276381872 + ... + 6276382031.

Almost surely, 2^{1004221112240} is an apocalyptic number.

1004221112240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004221112240 is an abundant number, since it is smaller than the sum of its proper divisors (1330592973904).

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

1004221112240 is a wasteful number, since it uses less digits than its factorization.

1004221112240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12552763916 (or 12552763910 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1004221112240 its reverse (422111224001), we get a palindrome (1426332336241).

The spelling of 1004221112240 in words is "one trillion, four billion, two hundred twenty-one million, one hundred twelve thousand, two hundred forty".