2102021210013 has 8 divisors (see below), whose sum is σ = 2828407744800. Its totient is φ = 1388491074288.

The previous prime is 2102021210011. The next prime is 2102021210053. The reversal of 2102021210013 is 3100121202012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2102021210013 - 2¹ = 2102021210011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102021209974 and 2102021210001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102021210011) 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, 3214099383 + ... + 3214100036.

It is an arithmetic number, because the mean of its divisors is an integer number (353550968100).

Almost surely, 2^{2102021210013} is an apocalyptic number.

It is an amenable number.

2102021210013 is a deficient number, since it is larger than the sum of its proper divisors (726386534787).

2102021210013 is a wasteful number, since it uses less digits than its factorization.

2102021210013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6428199531.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2102021210013 its reverse (3100121202012), we get a palindrome (5202142412025).

The spelling of 2102021210013 in words is "two trillion, one hundred two billion, twenty-one million, two hundred ten thousand, thirteen".