2002020010101 has 20 divisors (see below), whose sum is σ = 3032794014624. Its totient is φ = 1315881693000.

The previous prime is 2002020010093. The next prime is 2002020010117. The reversal of 2002020010101 is 1010100202002.

It is not a de Polignac number, because 2002020010101 - 2³ = 2002020010093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002020010171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 174052675 + ... + 174064176.

Almost surely, 2^{2002020010101} is an apocalyptic number.

It is an amenable number.

2002020010101 is a deficient number, since it is larger than the sum of its proper divisors (1030774004523).

2002020010101 is an equidigital number, since it uses as much as digits as its factorization.

2002020010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348116934 (or 348116925 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2002020010101 its reverse (1010100202002), we get a palindrome (3012120212103).

The spelling of 2002020010101 in words is "two trillion, two billion, twenty million, ten thousand, one hundred one".