2102020012011 has 8 divisors (see below), whose sum is σ = 2803081939600. Its totient is φ = 1401152379552.

The previous prime is 2102020011997. The next prime is 2102020012067. The reversal of 2102020012011 is 1102100202012.

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

It is not a de Polignac number, because 2102020012011 - 2²¹ = 2102017914859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102020011011) 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, 48548536 + ... + 48591813.

It is an arithmetic number, because the mean of its divisors is an integer number (350385242450).

Almost surely, 2^{2102020012011} is an apocalyptic number.

2102020012011 is a deficient number, since it is larger than the sum of its proper divisors (701061927589).

2102020012011 is an equidigital number, since it uses as much as digits as its factorization.

2102020012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97147565.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2102020012011 its reverse (1102100202012), we get a palindrome (3204120214023).

The spelling of 2102020012011 in words is "two trillion, one hundred two billion, twenty million, twelve thousand, eleven".