20222000212021 has 8 divisors (see below), whose sum is σ = 20230842086784. Its totient is φ = 20213159362320.

The previous prime is 20222000211991. The next prime is 20222000212039. The reversal of 20222000212021 is 12021200022202.

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

It is a cyclic number.

It is not a de Polignac number, because 20222000212021 - 2¹¹ = 20222000209973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20222000211986 and 20222000212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222000212061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40626376 + ... + 41121118.

It is an arithmetic number, because the mean of its divisors is an integer number (2528855260848).

Almost surely, 2^{20222000212021} is an apocalyptic number.

It is an amenable number.

20222000212021 is a deficient number, since it is larger than the sum of its proper divisors (8841874763).

20222000212021 is a wasteful number, since it uses less digits than its factorization.

20222000212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512531.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20222000212021 its reverse (12021200022202), we get a palindrome (32243200234223).

The spelling of 20222000212021 in words is "twenty trillion, two hundred twenty-two billion, two hundred twelve thousand, twenty-one".