22122032010 has 128 divisors (see below), whose sum is σ = 59451840000. Its totient is φ = 5230697472.

The previous prime is 22122031999. The next prime is 22122032011. The reversal of 22122032010 is 1023022122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22122032011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2245776 + ... + 2255604.

It is an arithmetic number, because the mean of its divisors is an integer number (464467500).

Almost surely, 2^22122032010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22122032010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29725920000).

22122032010 is an abundant number, since it is smaller than the sum of its proper divisors (37329807990).

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

22122032010 is a wasteful number, since it uses less digits than its factorization.

22122032010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10080.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22122032010 its reverse (1023022122), we get a palindrome (23145054132).

The spelling of 22122032010 in words is "twenty-two billion, one hundred twenty-two million, thirty-two thousand, ten".