2102021002201 has 4 divisors (see below), whose sum is σ = 2193413219712. Its totient is φ = 2010628784692.

The previous prime is 2102021002187. The next prime is 2102021002229. The reversal of 2102021002201 is 1022001202012.

It is a happy number.

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 2102021002201 - 2¹¹ = 2102021000153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102021002901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45696108721 + ... + 45696108766.

It is an arithmetic number, because the mean of its divisors is an integer number (548353304928).

Almost surely, 2^{2102021002201} is an apocalyptic number.

It is an amenable number.

2102021002201 is a deficient number, since it is larger than the sum of its proper divisors (91392217511).

2102021002201 is an equidigital number, since it uses as much as digits as its factorization.

2102021002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91392217510.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2102021002201 its reverse (1022001202012), we get a palindrome (3124022204213).

The spelling of 2102021002201 in words is "two trillion, one hundred two billion, twenty-one million, two thousand, two hundred one".