200222212122021 has 32 divisors (see below), whose sum is σ = 277354187477248. Its totient is φ = 128378007613440.

The previous prime is 200222212122019. The next prime is 200222212122047. The reversal of 200222212122021 is 120221212222002.

It is not a de Polignac number, because 200222212122021 - 2¹ = 200222212122019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222212122001) 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, 26401345 + ... + 33128166.

It is an arithmetic number, because the mean of its divisors is an integer number (8667318358664).

Almost surely, 2^{200222212122021} is an apocalyptic number.

It is an amenable number.

200222212122021 is a deficient number, since it is larger than the sum of its proper divisors (77131975355227).

200222212122021 is a wasteful number, since it uses less digits than its factorization.

200222212122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59529901.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 200222212122021 its reverse (120221212222002), we get a palindrome (320443424344023).

The spelling of 200222212122021 in words is "two hundred trillion, two hundred twenty-two billion, two hundred twelve million, one hundred twenty-two thousand, twenty-one".