220402240044 has 24 divisors (see below), whose sum is σ = 587739307008. Its totient is φ = 62972068560.

The previous prime is 220402240021. The next prime is 220402240087. The reversal of 220402240044 is 440042204022.

It is a junction number, because it is equal to n+sod(n) for n = 220402239996 and 220402240023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1311918012 + ... + 1311918179.

It is an arithmetic number, because the mean of its divisors is an integer number (24489137792).

Almost surely, 2^220402240044 is an apocalyptic number.

It is an amenable number.

220402240044 is an abundant number, since it is smaller than the sum of its proper divisors (367337066964).

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

220402240044 is a wasteful number, since it uses less digits than its factorization.

220402240044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623836205 (or 2623836203 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 220402240044 its reverse (440042204022), we get a palindrome (660444444066).

The spelling of 220402240044 in words is "two hundred twenty billion, four hundred two million, two hundred forty thousand, forty-four".