2240420214321 has 12 divisors (see below), whose sum is σ = 3239835826500. Its totient is φ = 1491918109440.

The previous prime is 2240420214247. The next prime is 2240420214343. The reversal of 2240420214321 is 1234120240422.

It is a happy number.

2240420214321 is a `hidden beast` number, since 2 + 2 + 4 + 0 + 420 + 214 + 3 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 449469680625 + 1790950533696 = 670425^2 + 1338264^2 .

It is not a de Polignac number, because 2240420214321 - 2²¹ = 2240418117169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2240420215321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141272196 + ... + 141288053.

It is an arithmetic number, because the mean of its divisors is an integer number (269986318875).

Almost surely, 2^{2240420214321} is an apocalyptic number.

It is an amenable number.

2240420214321 is a deficient number, since it is larger than the sum of its proper divisors (999415612179).

2240420214321 is a wasteful number, since it uses less digits than its factorization.

2240420214321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282561136 (or 282561133 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 2240420214321 its reverse (1234120240422), we get a palindrome (3474540454743).

The spelling of 2240420214321 in words is "two trillion, two hundred forty billion, four hundred twenty million, two hundred fourteen thousand, three hundred twenty-one".