2002010110021 has 32 divisors (see below), whose sum is σ = 2279441203200. Its totient is φ = 1748307939840.

The previous prime is 2002010109973. The next prime is 2002010110031. The reversal of 2002010110021 is 1200110102002.

It is not a de Polignac number, because 2002010110021 - 2¹³ = 2002010101829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002010110031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2928565 + ... + 3546901.

It is an arithmetic number, because the mean of its divisors is an integer number (71232537600).

Almost surely, 2^{2002010110021} is an apocalyptic number.

It is an amenable number.

2002010110021 is a deficient number, since it is larger than the sum of its proper divisors (277431093179).

2002010110021 is a wasteful number, since it uses less digits than its factorization.

2002010110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618649.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2002010110021 its reverse (1200110102002), we get a palindrome (3202120212023).

The spelling of 2002010110021 in words is "two trillion, two billion, ten million, one hundred ten thousand, twenty-one".