200110220020121 has 4 divisors (see below), whose sum is σ = 201007575267072. Its totient is φ = 199212864773172.

The previous prime is 200110220020103. The next prime is 200110220020163. The reversal of 200110220020121 is 121020022011002.

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 200110220020121 - 2¹⁰ = 200110220019097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200110220020096 and 200110220020105.

It is not an unprimeable number, because it can be changed into a prime (200110220820121) 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, 448677623141 + ... + 448677623586.

It is an arithmetic number, because the mean of its divisors is an integer number (50251893816768).

Almost surely, 2^{200110220020121} is an apocalyptic number.

It is an amenable number.

200110220020121 is a deficient number, since it is larger than the sum of its proper divisors (897355246951).

200110220020121 is an equidigital number, since it uses as much as digits as its factorization.

200110220020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897355246950.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200110220020121 its reverse (121020022011002), we get a palindrome (321130242031123).

The spelling of 200110220020121 in words is "two hundred trillion, one hundred ten billion, two hundred twenty million, twenty thousand, one hundred twenty-one".