2214123244340 has 144 divisors (see below), whose sum is σ = 5458684960512. Its totient is φ = 752154084864.

The previous prime is 2214123244303. The next prime is 2214123244343. The reversal of 2214123244340 is 434423214122.

It is a happy number.

It is a super-2 number, since 2×2214123244340² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2214123244297 and 2214123244306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214123244343) 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, 51203969 + ... + 51247191.

It is an arithmetic number, because the mean of its divisors is an integer number (37907534448).

Almost surely, 2^{2214123244340} is an apocalyptic number.

2214123244340 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 2214123244340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2729342480256).

2214123244340 is an abundant number, since it is smaller than the sum of its proper divisors (3244561716172).

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

2214123244340 is a wasteful number, since it uses less digits than its factorization.

2214123244340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43726 (or 43717 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 2214123244340 its reverse (434423214122), we get a palindrome (2648546458462).

The spelling of 2214123244340 in words is "two trillion, two hundred fourteen billion, one hundred twenty-three million, two hundred forty-four thousand, three hundred forty".