200222001121021 has 32 divisors (see below), whose sum is σ = 227561178124800. Its totient is φ = 174569895252480.

The previous prime is 200222001120961. The next prime is 200222001121027. The reversal of 200222001121021 is 120121100222002.

It is a happy number.

200222001121021 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 200222001121021 - 2¹³ = 200222001112829 is a prime.

It is a super-2 number, since 2×200222001121021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200222001120986 and 200222001121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222001121027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17651275 + ... + 26683543.

It is an arithmetic number, because the mean of its divisors is an integer number (7111286816400).

Almost surely, 2^{200222001121021} is an apocalyptic number.

It is an amenable number.

200222001121021 is a deficient number, since it is larger than the sum of its proper divisors (27339177003779).

200222001121021 is a wasteful number, since it uses less digits than its factorization.

200222001121021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9033189.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200222001121021 its reverse (120121100222002), we get a palindrome (320343101343023).

The spelling of 200222001121021 in words is "two hundred trillion, two hundred twenty-two billion, one million, one hundred twenty-one thousand, twenty-one".