20332321422442 has 16 divisors (see below), whose sum is σ = 30504699685440. Its totient is φ = 10164088420992.

The previous prime is 20332321422431. The next prime is 20332321422463. The reversal of 20332321422442 is 24422412323302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20332321422398 and 20332321422407.

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, 220375173 + ... + 220467415.

It is an arithmetic number, because the mean of its divisors is an integer number (1906543730340).

Almost surely, 2^{20332321422442} is an apocalyptic number.

20332321422442 is a deficient number, since it is larger than the sum of its proper divisors (10172378262998).

20332321422442 is a wasteful number, since it uses less digits than its factorization.

20332321422442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113517.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 20332321422442 its reverse (24422412323302), we get a palindrome (44754733745744).

The spelling of 20332321422442 in words is "twenty trillion, three hundred thirty-two billion, three hundred twenty-one million, four hundred twenty-two thousand, four hundred forty-two".