20011000321022 has 16 divisors (see below), whose sum is σ = 30038795308032. Its totient is φ = 9998069268600.

The previous prime is 20011000320967. The next prime is 20011000321049. The reversal of 20011000321022 is 22012300011002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20011000320988 and 20011000321006.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 59306363 + ... + 59642825.

It is an arithmetic number, because the mean of its divisors is an integer number (1877424706752).

Almost surely, 2^{20011000321022} is an apocalyptic number.

20011000321022 is a deficient number, since it is larger than the sum of its proper divisors (10027794987010).

20011000321022 is a wasteful number, since it uses less digits than its factorization.

20011000321022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358463.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20011000321022 its reverse (22012300011002), we get a palindrome (42023300332024).

The spelling of 20011000321022 in words is "twenty trillion, eleven billion, three hundred twenty-one thousand, twenty-two".