2122232123240 has 128 divisors (see below), whose sum is σ = 5327966833920. Its totient is φ = 756653568000.

The previous prime is 2122232123191. The next prime is 2122232123267. The reversal of 2122232123240 is 423212322212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 907895 + ... + 2251385.

It is an arithmetic number, because the mean of its divisors is an integer number (41624740890).

Almost surely, 2^{2122232123240} is an apocalyptic number.

2122232123240 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 2122232123240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2663983416960).

2122232123240 is an abundant number, since it is smaller than the sum of its proper divisors (3205734710680).

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

2122232123240 is a wasteful number, since it uses less digits than its factorization.

2122232123240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343643 (or 1343639 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2122232123240 its reverse (423212322212), we get a palindrome (2545444445452).

The spelling of 2122232123240 in words is "two trillion, one hundred twenty-two billion, two hundred thirty-two million, one hundred twenty-three thousand, two hundred forty".