200001023422 has 32 divisors (see below), whose sum is σ = 312888036384. Its totient is φ = 95798860800.

The previous prime is 200001023419. The next prime is 200001023471. The reversal of 200001023422 is 224320100002.

It is a junction number, because it is equal to n+sod(n) for n = 200001023396 and 200001023405.

It is a congruent number.

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, 2932473 + ... + 2999899.

It is an arithmetic number, because the mean of its divisors is an integer number (9777751137).

Almost surely, 2^200001023422 is an apocalyptic number.

200001023422 is a deficient number, since it is larger than the sum of its proper divisors (112887012962).

200001023422 is a wasteful number, since it uses less digits than its factorization.

200001023422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68124.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 200001023422 its reverse (224320100002), we get a palindrome (424321123424).

The spelling of 200001023422 in words is "two hundred billion, one million, twenty-three thousand, four hundred twenty-two".