22101020011 has 8 divisors (see below), whose sum is σ = 25259286240. Its totient is φ = 18942998208.

The previous prime is 22101019961. The next prime is 22101020069. The reversal of 22101020011 is 11002010122.

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

It is a cyclic number.

It is not a de Polignac number, because 22101020011 - 2⁷ = 22101019883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22101020011.

It is not an unprimeable number, because it can be changed into a prime (22101026011) 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, 217125 + ... + 302233.

It is an arithmetic number, because the mean of its divisors is an integer number (3157410780).

Almost surely, 2^22101020011 is an apocalyptic number.

22101020011 is a deficient number, since it is larger than the sum of its proper divisors (3158266229).

22101020011 is an equidigital number, since it uses as much as digits as its factorization.

22101020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122213.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22101020011 its reverse (11002010122), we get a palindrome (33103030133).

The spelling of 22101020011 in words is "twenty-two billion, one hundred one million, twenty thousand, eleven".