22021011000011 has 4 divisors (see below), whose sum is σ = 22021854516792. Its totient is φ = 22020167483232.

The previous prime is 22021010999971. The next prime is 22021011000017. The reversal of 22021011000011 is 11000011012022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22021011000011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22021010999956 and 22021011000001.

It is not an unprimeable number, because it can be changed into a prime (22021011000017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421719230 + ... + 421771443.

It is an arithmetic number, because the mean of its divisors is an integer number (5505463629198).

Almost surely, 2^{22021011000011} is an apocalyptic number.

22021011000011 is a deficient number, since it is larger than the sum of its proper divisors (843516781).

22021011000011 is an equidigital number, since it uses as much as digits as its factorization.

22021011000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843516780.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22021011000011 its reverse (11000011012022), we get a palindrome (33021022012033).

The spelling of 22021011000011 in words is "twenty-two trillion, twenty-one billion, eleven million, eleven", and thus it is an aban number and an uban number.