200400424242122 has 32 divisors (see below), whose sum is σ = 334167831621120. Its totient is φ = 89508508090560.

The previous prime is 200400424242049. The next prime is 200400424242143. The reversal of 200400424242122 is 221242424004002.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 328558628 + ... + 329168000.

It is an arithmetic number, because the mean of its divisors is an integer number (10442744738160).

Almost surely, 2^{200400424242122} is an apocalyptic number.

200400424242122 is a deficient number, since it is larger than the sum of its proper divisors (133767407378998).

200400424242122 is a wasteful number, since it uses less digits than its factorization.

200400424242122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017438.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 200400424242122 its reverse (221242424004002), we get a palindrome (421642848246124).

The spelling of 200400424242122 in words is "two hundred trillion, four hundred billion, four hundred twenty-four million, two hundred forty-two thousand, one hundred twenty-two".