200201012122101 has 4 divisors (see below), whose sum is σ = 266934682829472. Its totient is φ = 133467341414732.

The previous prime is 200201012122087. The next prime is 200201012122123. The reversal of 200201012122101 is 101221210102002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200201012122101 - 2³⁴ = 200183832252917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200201012120101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33366835353681 + ... + 33366835353686.

It is an arithmetic number, because the mean of its divisors is an integer number (66733670707368).

Almost surely, 2^{200201012122101} is an apocalyptic number.

It is an amenable number.

200201012122101 is a deficient number, since it is larger than the sum of its proper divisors (66733670707371).

200201012122101 is an equidigital number, since it uses as much as digits as its factorization.

200201012122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66733670707370.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200201012122101 its reverse (101221210102002), we get a palindrome (301422222224103).

The spelling of 200201012122101 in words is "two hundred trillion, two hundred one billion, twelve million, one hundred twenty-two thousand, one hundred one".