22114212340 has 96 divisors (see below), whose sum is σ = 53767929600. Its totient is φ = 7550699520.

The previous prime is 22114212299. The next prime is 22114212343. The reversal of 22114212340 is 4321241122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22114212343) 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, 1635126 + ... + 1648594.

It is an arithmetic number, because the mean of its divisors is an integer number (560082600).

Almost surely, 2^22114212340 is an apocalyptic number.

22114212340 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 22114212340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26883964800).

22114212340 is an abundant number, since it is smaller than the sum of its proper divisors (31653717260).

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

22114212340 is a wasteful number, since it uses less digits than its factorization.

22114212340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13945 (or 13943 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22114212340 its reverse (4321241122), we get a palindrome (26435453462).

The spelling of 22114212340 in words is "twenty-two billion, one hundred fourteen million, two hundred twelve thousand, three hundred forty".