2021302101011 has 10 divisors (see below), whose sum is σ = 2088679719060. Its totient is φ = 1956097913700.

The previous prime is 2021302101001. The next prime is 2021302101031. The reversal of 2021302101011 is 1101012031202.

It is a de Polignac number, because none of the positive numbers 2^k-2021302101011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021302101001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 170825 + ... + 2017866.

It is an arithmetic number, because the mean of its divisors is an integer number (208867971906).

Almost surely, 2^{2021302101011} is an apocalyptic number.

2021302101011 is a deficient number, since it is larger than the sum of its proper divisors (67377618049).

2021302101011 is an frugal number, since it uses more digits than its factorization.

2021302101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188815 (or 2188722 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2021302101011 its reverse (1101012031202), we get a palindrome (3122314132213).

The spelling of 2021302101011 in words is "two trillion, twenty-one billion, three hundred two million, one hundred one thousand, eleven".