202101100201 has 24 divisors (see below), whose sum is σ = 276198116544. Its totient is φ = 145367419680.

The previous prime is 202101100193. The next prime is 202101100213. The reversal of 202101100201 is 102001101202.

It is not a de Polignac number, because 202101100201 - 2³ = 202101100193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202101100301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14414365 + ... + 14428378.

It is an arithmetic number, because the mean of its divisors is an integer number (11508254856).

Almost surely, 2^202101100201 is an apocalyptic number.

It is an amenable number.

202101100201 is a deficient number, since it is larger than the sum of its proper divisors (74097016343).

202101100201 is a wasteful number, since it uses less digits than its factorization.

202101100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28842781 (or 28842774 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 202101100201 its reverse (102001101202), we get a palindrome (304102201403).

The spelling of 202101100201 in words is "two hundred two billion, one hundred one million, one hundred thousand, two hundred one".