2122424431452 has 96 divisors (see below), whose sum is σ = 5928359707200. Its totient is φ = 652777906176.

The previous prime is 2122424431441. The next prime is 2122424431483. The reversal of 2122424431452 is 2541344242212.

2122424431452 is a `hidden beast` number, since 2 + 12 + 242 + 44 + 314 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 3019324 + ... + 3655292.

It is an arithmetic number, because the mean of its divisors is an integer number (61753746950).

Almost surely, 2^{2122424431452} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122424431452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2964179853600).

2122424431452 is an abundant number, since it is smaller than the sum of its proper divisors (3805935275748).

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

2122424431452 is a wasteful number, since it uses less digits than its factorization.

2122424431452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638372 (or 638364 counting only the distinct ones).

The product of its digits is 122880, while the sum is 36.

Adding to 2122424431452 its reverse (2541344242212), we get a palindrome (4663768673664).

The spelling of 2122424431452 in words is "two trillion, one hundred twenty-two billion, four hundred twenty-four million, four hundred thirty-one thousand, four hundred fifty-two".