202110100201001 has 4 divisors (see below), whose sum is σ = 203016423520512. Its totient is φ = 201203776881492.

The previous prime is 202110100200997. The next prime is 202110100201007. The reversal of 202110100201001 is 100102001011202.

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 202110100201001 - 2² = 202110100200997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202110100201007) 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, 453161659421 + ... + 453161659866.

It is an arithmetic number, because the mean of its divisors is an integer number (50754105880128).

Almost surely, 2^{202110100201001} is an apocalyptic number.

It is an amenable number.

202110100201001 is a deficient number, since it is larger than the sum of its proper divisors (906323319511).

202110100201001 is an equidigital number, since it uses as much as digits as its factorization.

202110100201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906323319510.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 202110100201001 its reverse (100102001011202), we get a palindrome (302212101212203).

The spelling of 202110100201001 in words is "two hundred two trillion, one hundred ten billion, one hundred million, two hundred one thousand, one".