200221100021122 has 16 divisors (see below), whose sum is σ = 310358840755392. Its totient is φ = 96814255129200.

The previous prime is 200221100021077. The next prime is 200221100021141. The reversal of 200221100021122 is 221120001122002.

It is a happy number.

It is a super-2 number, since 2×200221100021122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200221100021096 and 200221100021105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11525497878 + ... + 11525515249.

It is an arithmetic number, because the mean of its divisors is an integer number (19397427547212).

Almost surely, 2^{200221100021122} is an apocalyptic number.

200221100021122 is a deficient number, since it is larger than the sum of its proper divisors (110137740734270).

200221100021122 is a wasteful number, since it uses less digits than its factorization.

200221100021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23051013273.

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

Adding to 200221100021122 its reverse (221120001122002), we get a palindrome (421341101143124).

The spelling of 200221100021122 in words is "two hundred trillion, two hundred twenty-one billion, one hundred million, twenty-one thousand, one hundred twenty-two".