2002010201021 has 8 divisors (see below), whose sum is σ = 2034861334944. Its totient is φ = 1969160076720.

The previous prime is 2002010201017. The next prime is 2002010201027. The reversal of 2002010201021 is 1201020102002.

It is a happy number.

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 2002010201021 - 2² = 2002010201017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002010200993 and 2002010201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002010201027) 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, 4462646 + ... + 4890728.

It is an arithmetic number, because the mean of its divisors is an integer number (254357666868).

Almost surely, 2^{2002010201021} is an apocalyptic number.

It is an amenable number.

2002010201021 is a deficient number, since it is larger than the sum of its proper divisors (32851133923).

2002010201021 is an equidigital number, since it uses as much as digits as its factorization.

2002010201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504811.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2002010201021 its reverse (1201020102002), we get a palindrome (3203030303023).

The spelling of 2002010201021 in words is "two trillion, two billion, ten million, two hundred one thousand, twenty-one".