2021022220011 has 8 divisors (see below), whose sum is σ = 2695315923600. Its totient is φ = 1347038331552.

The previous prime is 2021022219961. The next prime is 2021022220057. The reversal of 2021022220011 is 1100222201202.

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

It is not a de Polignac number, because 2021022220011 - 2³⁰ = 2019948478187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2021022220111) 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, 77438560 + ... + 77464653.

It is an arithmetic number, because the mean of its divisors is an integer number (336914490450).

Almost surely, 2^{2021022220011} is an apocalyptic number.

2021022220011 is a deficient number, since it is larger than the sum of its proper divisors (674293703589).

2021022220011 is a wasteful number, since it uses less digits than its factorization.

2021022220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154907565.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2021022220011 its reverse (1100222201202), we get a palindrome (3121244421213).

The spelling of 2021022220011 in words is "two trillion, twenty-one billion, twenty-two million, two hundred twenty thousand, eleven".