22110101010 has 96 divisors (see below), whose sum is σ = 60011183232. Its totient is φ = 5856883200.

The previous prime is 22110100993. The next prime is 22110101017. The reversal of 22110101010 is 1010101122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

22110101010 is a modest number, since divided by 101010 gives 22110 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 22110100983 and 22110101001.

It is not an unprimeable number, because it can be changed into a prime (22110101017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 336802 + ... + 397058.

It is an arithmetic number, because the mean of its divisors is an integer number (625116492).

Almost surely, 2^22110101010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22110101010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30005591616).

22110101010 is an abundant number, since it is smaller than the sum of its proper divisors (37901082222).

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

22110101010 is a wasteful number, since it uses less digits than its factorization.

22110101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60430 (or 60418 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 22110101010 its reverse (1010101122), we get a palindrome (23120202132).

The spelling of 22110101010 in words is "twenty-two billion, one hundred ten million, one hundred one thousand, ten".