22443104202420 has 72 divisors (see below), whose sum is σ = 69072826509792. Its totient is φ = 5440752532160.

The previous prime is 22443104202353. The next prime is 22443104202439. The reversal of 22443104202420 is 2420240134422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1545661074 + ... + 1545675593.

It is an arithmetic number, because the mean of its divisors is an integer number (959344812636).

Almost surely, 2^{22443104202420} is an apocalyptic number.

22443104202420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22443104202420 is an abundant number, since it is smaller than the sum of its proper divisors (46629722307372).

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

22443104202420 is a wasteful number, since it uses less digits than its factorization.

22443104202420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091336701 (or 3091336688 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 22443104202420 its reverse (2420240134422), we get a palindrome (24863344336842).

The spelling of 22443104202420 in words is "twenty-two trillion, four hundred forty-three billion, one hundred four million, two hundred two thousand, four hundred twenty".