1004400221203 has 8 divisors (see below), whose sum is σ = 1057349059920. Its totient is φ = 951459949440.

The previous prime is 1004400221183. The next prime is 1004400221207. The reversal of 1004400221203 is 3021220044001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1004400221203 - 2²⁹ = 1003863350291 is a prime.

It is a super-3 number, since 3×1004400221203³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004400221207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1900378 + ... + 2370703.

It is an arithmetic number, because the mean of its divisors is an integer number (132168632490).

Almost surely, 2^{1004400221203} is an apocalyptic number.

1004400221203 is a deficient number, since it is larger than the sum of its proper divisors (52948838717).

1004400221203 is a wasteful number, since it uses less digits than its factorization.

1004400221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283477.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1004400221203 its reverse (3021220044001), we get a palindrome (4025620265204).

The spelling of 1004400221203 in words is "one trillion, four billion, four hundred million, two hundred twenty-one thousand, two hundred three".