22230011100 has 216 divisors, whose sum is σ = 71674561840. Its totient is φ = 5314636800.

The previous prime is 22230011099. The next prime is 22230011101. The reversal of 22230011100 is 111003222.

It is an interprime number because it is at equal distance from previous prime (22230011099) and next prime (22230011101).

It is a super-2 number, since 2×22230011100² (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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22230011101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2645706 + ... + 2654094.

Almost surely, 2^22230011100 is an apocalyptic number.

22230011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22230011100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35837280920).

22230011100 is an abundant number, since it is smaller than the sum of its proper divisors (49444550740).

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

22230011100 is a wasteful number, since it uses less digits than its factorization.

22230011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8501 (or 8483 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 22230011100 its reverse (111003222), we get a palindrome (22341014322).

The spelling of 22230011100 in words is "twenty-two billion, two hundred thirty million, eleven thousand, one hundred".