200122002120001 has 16 divisors (see below), whose sum is σ = 215873242099200. Its totient is φ = 184422035950848.

The previous prime is 200122002119989. The next prime is 200122002120011. The reversal of 200122002120001 is 100021200221002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 200122002120001 - 2⁵ = 200122002119969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200122002120011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15065520 + ... + 25044238.

It is an arithmetic number, because the mean of its divisors is an integer number (13492077631200).

Almost surely, 2^{200122002120001} is an apocalyptic number.

It is an amenable number.

200122002120001 is a deficient number, since it is larger than the sum of its proper divisors (15751239979199).

200122002120001 is a wasteful number, since it uses less digits than its factorization.

200122002120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9981288.

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

Adding to 200122002120001 its reverse (100021200221002), we get a palindrome (300143202341003).

The spelling of 200122002120001 in words is "two hundred trillion, one hundred twenty-two billion, two million, one hundred twenty thousand, one".