20763712322 has 4 divisors (see below), whose sum is σ = 31145568486. Its totient is φ = 10381856160.

The previous prime is 20763712313. The next prime is 20763712393. The reversal of 20763712322 is 22321736702.

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., 15820356841 + 4943355481 = 125779^2 + 70309^2 .

It is a super-2 number, since 2×20763712322² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5190928079 + ... + 5190928082.

Almost surely, 2^20763712322 is an apocalyptic number.

20763712322 is a deficient number, since it is larger than the sum of its proper divisors (10381856164).

20763712322 is a wasteful number, since it uses less digits than its factorization.

20763712322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10381856163.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 20763712322 in words is "twenty billion, seven hundred sixty-three million, seven hundred twelve thousand, three hundred twenty-two".