20442541534322 has 4 divisors (see below), whose sum is σ = 30663812301486. Its totient is φ = 10221270767160.

The previous prime is 20442541534273. The next prime is 20442541534351. The reversal of 20442541534322 is 22343514524402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14509463738641 + 5933077795681 = 3809129^2 + 2435791^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20442541534322.

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 as a sum of consecutive naturals, namely, 5110635383579 + ... + 5110635383582.

Almost surely, 2^{20442541534322} is an apocalyptic number.

20442541534322 is a deficient number, since it is larger than the sum of its proper divisors (10221270767164).

20442541534322 is a wasteful number, since it uses less digits than its factorization.

20442541534322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10221270767163.

The product of its (nonzero) digits is 921600, while the sum is 41.

The spelling of 20442541534322 in words is "twenty trillion, four hundred forty-two billion, five hundred forty-one million, five hundred thirty-four thousand, three hundred twenty-two".