200000022221021 has 64 divisors (see below), whose sum is σ = 224124506496000. Its totient is φ = 176955297792000.

The previous prime is 200000022220979. The next prime is 200000022221029. The reversal of 200000022221021 is 120122220000002.

200000022221021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 200000022221021 - 2¹⁰ = 200000022219997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200000022220987 and 200000022221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200000022221029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10228600781 + ... + 10228620333.

It is an arithmetic number, because the mean of its divisors is an integer number (3501945414000).

Almost surely, 2^{200000022221021} is an apocalyptic number.

It is an amenable number.

200000022221021 is a deficient number, since it is larger than the sum of its proper divisors (24124484274979).

200000022221021 is a wasteful number, since it uses less digits than its factorization.

200000022221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20390.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200000022221021 its reverse (120122220000002), we get a palindrome (320122242221023).

The spelling of 200000022221021 in words is "two hundred trillion, twenty-two million, two hundred twenty-one thousand, twenty-one".