220400402422 has 16 divisors (see below), whose sum is σ = 338522323392. Its totient is φ = 107563163400.

The previous prime is 220400402413. The next prime is 220400402423. The reversal of 220400402422 is 224204004022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220400402393 and 220400402402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220400402423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758328 + ... + 1007899.

It is an arithmetic number, because the mean of its divisors is an integer number (21157645212).

Almost surely, 2^220400402422 is an apocalyptic number.

220400402422 is a deficient number, since it is larger than the sum of its proper divisors (118121920970).

220400402422 is a wasteful number, since it uses less digits than its factorization.

220400402422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767723.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 220400402422 its reverse (224204004022), we get a palindrome (444604406444).

The spelling of 220400402422 in words is "two hundred twenty billion, four hundred million, four hundred two thousand, four hundred twenty-two".