22035213340 has 96 divisors (see below), whose sum is σ = 56062347264. Its totient is φ = 7102018560.

The previous prime is 22035213313. The next prime is 22035213341. The reversal of 22035213340 is 4331253022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22035213341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2163099 + ... + 2173261.

It is an arithmetic number, because the mean of its divisors is an integer number (583982784).

Almost surely, 2^22035213340 is an apocalyptic number.

22035213340 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 22035213340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28031173632).

22035213340 is an abundant number, since it is smaller than the sum of its proper divisors (34027133924).

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

22035213340 is a wasteful number, since it uses less digits than its factorization.

22035213340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11107 (or 11105 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 22035213340 its reverse (4331253022), we get a palindrome (26366466362).

The spelling of 22035213340 in words is "twenty-two billion, thirty-five million, two hundred thirteen thousand, three hundred forty".