202001200021101 has 32 divisors (see below), whose sum is σ = 308163120814080. Its totient is φ = 116596865700864.

The previous prime is 202001200021051. The next prime is 202001200021157. The reversal of 202001200021101 is 101120002100202.

It is not a de Polignac number, because 202001200021101 - 2⁶ = 202001200021037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202001200021171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519733261 + ... + 520121778.

It is an arithmetic number, because the mean of its divisors is an integer number (9630097525440).

Almost surely, 2^{202001200021101} is an apocalyptic number.

It is an amenable number.

202001200021101 is a deficient number, since it is larger than the sum of its proper divisors (106161920792979).

202001200021101 is a wasteful number, since it uses less digits than its factorization.

202001200021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039855365.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202001200021101 its reverse (101120002100202), we get a palindrome (303121202121303).

The spelling of 202001200021101 in words is "two hundred two trillion, one billion, two hundred million, twenty-one thousand, one hundred one".