22440204220403 has 8 divisors (see below), whose sum is σ = 23416019513376. Its totient is φ = 21464401780800.

The previous prime is 22440204220387. The next prime is 22440204220451. The reversal of 22440204220403 is 30402240204422.

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 22440204220403 - 2⁴ = 22440204220387 is a prime.

It is a super-2 number, since 2×22440204220403² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22440204223403) 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, 442823 + ... + 6713903.

It is an arithmetic number, because the mean of its divisors is an integer number (2927002439172).

Almost surely, 2^{22440204220403} is an apocalyptic number.

22440204220403 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22440204220403 is a deficient number, since it is larger than the sum of its proper divisors (975815292973).

22440204220403 is a wasteful number, since it uses less digits than its factorization.

22440204220403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426685.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 22440204220403 its reverse (30402240204422), we get a palindrome (52842444424825).

The spelling of 22440204220403 in words is "twenty-two trillion, four hundred forty billion, two hundred four million, two hundred twenty thousand, four hundred three".