200121020330101 has 16 divisors (see below), whose sum is σ = 222947428354560. Its totient is φ = 178356448992960.

The previous prime is 200121020330093. The next prime is 200121020330167. The reversal of 200121020330101 is 101033020121002.

It is a cyclic number.

It is not a de Polignac number, because 200121020330101 - 2³ = 200121020330093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121020330191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101618076 + ... + 103568698.

It is an arithmetic number, because the mean of its divisors is an integer number (13934214272160).

Almost surely, 2^{200121020330101} is an apocalyptic number.

It is an amenable number.

200121020330101 is a deficient number, since it is larger than the sum of its proper divisors (22826408024459).

200121020330101 is a wasteful number, since it uses less digits than its factorization.

200121020330101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222796.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 200121020330101 its reverse (101033020121002), we get a palindrome (301154040451103).

The spelling of 200121020330101 in words is "two hundred trillion, one hundred twenty-one billion, twenty million, three hundred thirty thousand, one hundred one".