22210011012 has 192 divisors, whose sum is σ = 67549870080. Its totient is φ = 5526226944.

The previous prime is 22210011011. The next prime is 22210011013. The reversal of 22210011012 is 21011001222.

It is an interprime number because it is at equal distance from previous prime (22210011011) and next prime (22210011013).

It is a super-2 number, since 2×22210011012² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (22210011011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1157158 + ... + 1176194.

It is an arithmetic number, because the mean of its divisors is an integer number (351822240).

Almost surely, 2^22210011012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22210011012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33774935040).

22210011012 is an abundant number, since it is smaller than the sum of its proper divisors (45339859068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22210011012 is a wasteful number, since it uses less digits than its factorization.

22210011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19130 (or 19128 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22210011012 its reverse (21011001222), we get a palindrome (43221012234).

The spelling of 22210011012 in words is "twenty-two billion, two hundred ten million, eleven thousand, twelve".