22011210011 has 8 divisors (see below), whose sum is σ = 25193052384. Its totient is φ = 18838713600.

The previous prime is 22011209971. The next prime is 22011210019. The reversal of 22011210011 is 11001211022.

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

It is a de Polignac number, because none of the positive numbers 2^k-22011210011 is a prime.

It is a super-2 number, since 2×22011210011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22011209974 and 22011210001.

It is not an unprimeable number, because it can be changed into a prime (22011210019) 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, 2331440 + ... + 2340861.

It is an arithmetic number, because the mean of its divisors is an integer number (3149131548).

Almost surely, 2^22011210011 is an apocalyptic number.

22011210011 is a deficient number, since it is larger than the sum of its proper divisors (3181842373).

22011210011 is an equidigital number, since it uses as much as digits as its factorization.

22011210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672981.

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

Adding to 22011210011 its reverse (11001211022), we get a palindrome (33012421033).

The spelling of 22011210011 in words is "twenty-two billion, eleven million, two hundred ten thousand, eleven".