200122221001 has 8 divisors (see below), whose sum is σ = 214878541824. Its totient is φ = 185697503040.

The previous prime is 200122220999. The next prime is 200122221023. The reversal of 200122221001 is 100122221002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200122221001 - 2¹ = 200122220999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200122221041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82899465 + ... + 82901878.

It is an arithmetic number, because the mean of its divisors is an integer number (26859817728).

Almost surely, 2^200122221001 is an apocalyptic number.

It is an amenable number.

200122221001 is a deficient number, since it is larger than the sum of its proper divisors (14756320823).

200122221001 is a wasteful number, since it uses less digits than its factorization.

200122221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165801431.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200122221001 its reverse (100122221002), we get a palindrome (300244442003).

Subtracting from 200122221001 its reverse (100122221002), we obtain a palindrome (99999999999).

The spelling of 200122221001 in words is "two hundred billion, one hundred twenty-two million, two hundred twenty-one thousand, one".