200220100222021 has 8 divisors (see below), whose sum is σ = 220584520857888. Its totient is φ = 180216111810000.

The previous prime is 200220100222003. The next prime is 200220100222031. The reversal of 200220100222021 is 120222001022002.

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 200220100222021 - 2⁹ = 200220100221509 is a prime.

It is a super-2 number, since 2×200220100222021² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200220100221986 and 200220100222004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200220100222031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90108054795 + ... + 90108057016.

It is an arithmetic number, because the mean of its divisors is an integer number (27573065107236).

Almost surely, 2^{200220100222021} is an apocalyptic number.

It is an amenable number.

200220100222021 is a deficient number, since it is larger than the sum of its proper divisors (20364420635867).

200220100222021 is a wasteful number, since it uses less digits than its factorization.

200220100222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180216111923.

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

Adding to 200220100222021 its reverse (120222001022002), we get a palindrome (320442101244023).

The spelling of 200220100222021 in words is "two hundred trillion, two hundred twenty billion, one hundred million, two hundred twenty-two thousand, twenty-one".