2002002220201 has 4 divisors (see below), whose sum is σ = 2005520678100. Its totient is φ = 1998483762304.

The previous prime is 2002002220151. The next prime is 2002002220223. The reversal of 2002002220201 is 1020222002002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 331960345600 + 1670041874601 = 576160^2 + 1292301^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002002220201 - 2³³ = 1993412285609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002002220301) 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, 1759228096 + ... + 1759229233.

It is an arithmetic number, because the mean of its divisors is an integer number (501380169525).

Almost surely, 2^{2002002220201} is an apocalyptic number.

It is an amenable number.

2002002220201 is a deficient number, since it is larger than the sum of its proper divisors (3518457899).

2002002220201 is an equidigital number, since it uses as much as digits as its factorization.

2002002220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3518457898.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2002002220201 its reverse (1020222002002), we get a palindrome (3022224222203).

The spelling of 2002002220201 in words is "two trillion, two billion, two million, two hundred twenty thousand, two hundred one".