20000021100022 has 8 divisors (see below), whose sum is σ = 30033853559856. Its totient is φ = 9988736580072.

The previous prime is 20000021099923. The next prime is 20000021100041. The reversal of 20000021100022 is 22000112000002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20000021099981 and 20000021100008.

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 3 ways as a sum of consecutive naturals, for example, 5636982753 + ... + 5636986300.

It is an arithmetic number, because the mean of its divisors is an integer number (3754231694982).

Almost surely, 2^{20000021100022} is an apocalyptic number.

20000021100022 is a deficient number, since it is larger than the sum of its proper divisors (10033832459834).

20000021100022 is a wasteful number, since it uses less digits than its factorization.

20000021100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11273969942.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20000021100022 its reverse (22000112000002), we get a palindrome (42000133100024).

The spelling of 20000021100022 in words is "twenty trillion, twenty-one million, one hundred thousand, twenty-two".