220400042024 has 16 divisors (see below), whose sum is σ = 419070503520. Its totient is φ = 108647907760.

The previous prime is 220400041973. The next prime is 220400042117. The reversal of 220400042024 is 420240004022.

It is a junction number, because it is equal to n+sod(n) for n = 220400041987 and 220400042005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194013554 + ... + 194014689.

It is an arithmetic number, because the mean of its divisors is an integer number (26191906470).

Almost surely, 2^220400042024 is an apocalyptic number.

It is an amenable number.

220400042024 is a deficient number, since it is larger than the sum of its proper divisors (198670461496).

220400042024 is a wasteful number, since it uses less digits than its factorization.

220400042024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388028320 (or 388028316 counting only the distinct ones).

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

Adding to 220400042024 its reverse (420240004022), we get a palindrome (640640046046).

The spelling of 220400042024 in words is "two hundred twenty billion, four hundred million, forty-two thousand, twenty-four".