202110201001 has 8 divisors (see below), whose sum is σ = 214005200040. Its totient is φ = 190215886848.

The previous prime is 202110200947. The next prime is 202110201067. The reversal of 202110201001 is 100102011202.

It can be written as a sum of positive squares in 4 ways, for example, as 120842445376 + 81267755625 = 347624^2 + 285075^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202110201001 - 2²⁹ = 201573330089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202110201101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514945 + ... + 818161.

It is an arithmetic number, because the mean of its divisors is an integer number (26750650005).

Almost surely, 2^202110201001 is an apocalyptic number.

It is an amenable number.

202110201001 is a deficient number, since it is larger than the sum of its proper divisors (11894999039).

202110201001 is a wasteful number, since it uses less digits than its factorization.

202110201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342443.

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

Adding to 202110201001 its reverse (100102011202), we get a palindrome (302212212203).

The spelling of 202110201001 in words is "two hundred two billion, one hundred ten million, two hundred one thousand, one".