22420204040404 has 12 divisors (see below), whose sum is σ = 39384540939744. Its totient is φ = 11167478057624.

The previous prime is 22420204040401. The next prime is 22420204040441. The reversal of 22420204040404 is 40404040202422.

It is a super-3 number, since 3×22420204040404³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420204040401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10655989462 + ... + 10655991565.

It is an arithmetic number, because the mean of its divisors is an integer number (3282045078312).

Almost surely, 2^{22420204040404} is an apocalyptic number.

It is an amenable number.

22420204040404 is a deficient number, since it is larger than the sum of its proper divisors (16964336899340).

22420204040404 is a wasteful number, since it uses less digits than its factorization.

22420204040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21311981294 (or 21311981292 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 22420204040404 its reverse (40404040202422), we get a palindrome (62824244242826).

The spelling of 22420204040404 in words is "twenty-two trillion, four hundred twenty billion, two hundred four million, forty thousand, four hundred four".