200221122212001 has 80 divisors (see below), whose sum is σ = 330884519822208. Its totient is φ = 120644700691680.

The previous prime is 200221122211963. The next prime is 200221122212009. The reversal of 200221122212001 is 100212221122002.

It is a happy number.

200221122212001 is a `hidden beast` number, since 20 + 0 + 221 + 1 + 2 + 221 + 200 + 1 = 666.

200221122212001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200221122212001 - 2⁶ = 200221122211937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200221122212009) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13283820 + ... + 24018786.

Almost surely, 2^{200221122212001} is an apocalyptic number.

It is an amenable number.

200221122212001 is a deficient number, since it is larger than the sum of its proper divisors (130663397610207).

200221122212001 is a wasteful number, since it uses less digits than its factorization.

200221122212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10735185 (or 10735154 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200221122212001 its reverse (100212221122002), we get a palindrome (300433343334003).

The spelling of 200221122212001 in words is "two hundred trillion, two hundred twenty-one billion, one hundred twenty-two million, two hundred twelve thousand, one".