2124144230340 has 48 divisors (see below), whose sum is σ = 6488295105600. Its totient is φ = 514944055680.

The previous prime is 2124144230339. The next prime is 2124144230347. The reversal of 2124144230340 is 430324414212.

It is a super-2 number, since 2×2124144230340² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2124144230298 and 2124144230307.

It is not an unprimeable number, because it can be changed into a prime (2124144230347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1609199515 + ... + 1609200834.

It is an arithmetic number, because the mean of its divisors is an integer number (135172814700).

Almost surely, 2^{2124144230340} is an apocalyptic number.

2124144230340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124144230340 is an abundant number, since it is smaller than the sum of its proper divisors (4364150875260).

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

2124144230340 is a wasteful number, since it uses less digits than its factorization.

2124144230340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3218400372 (or 3218400370 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2124144230340 its reverse (430324414212), we get a palindrome (2554468644552).

The spelling of 2124144230340 in words is "two trillion, one hundred twenty-four billion, one hundred forty-four million, two hundred thirty thousand, three hundred forty".