2234312040420 has 144 divisors (see below), whose sum is σ = 6951904687728. Its totient is φ = 580515102720.

The previous prime is 2234312040383. The next prime is 2234312040427. The reversal of 2234312040420 is 240402134322.

2234312040420 is a `hidden beast` number, since 2 + 2 + 3 + 4 + 31 + 204 + 0 + 420 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 266262192036 + 1968049848384 = 516006^2 + 1402872^2 .

It is not an unprimeable number, because it can be changed into a prime (2234312040427) 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, 5386692 + ... + 5786628.

It is an arithmetic number, because the mean of its divisors is an integer number (48277115887).

Almost surely, 2^{2234312040420} is an apocalyptic number.

2234312040420 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 2234312040420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3475952343864).

2234312040420 is an abundant number, since it is smaller than the sum of its proper divisors (4717592647308).

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

2234312040420 is a wasteful number, since it uses less digits than its factorization.

2234312040420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400750 (or 400745 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2234312040420 its reverse (240402134322), we get a palindrome (2474714174742).

The spelling of 2234312040420 in words is "two trillion, two hundred thirty-four billion, three hundred twelve million, forty thousand, four hundred twenty".