224202402020 has 48 divisors (see below), whose sum is σ = 471713760000. Its totient is φ = 89511851520.

The previous prime is 224202401953. The next prime is 224202402043. The reversal of 224202402020 is 20204202422.

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

It is a junction number, because it is equal to n+sod(n) for n = 224202401983 and 224202402001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27307676 + ... + 27315884.

It is an arithmetic number, because the mean of its divisors is an integer number (9827370000).

Almost surely, 2^224202402020 is an apocalyptic number.

224202402020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224202402020 is an abundant number, since it is smaller than the sum of its proper divisors (247511357980).

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

224202402020 is a wasteful number, since it uses less digits than its factorization.

224202402020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10628 (or 10626 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 224202402020 its reverse (20204202422), we get a palindrome (244406604442).

The spelling of 224202402020 in words is "two hundred twenty-four billion, two hundred two million, four hundred two thousand, twenty".