2213404521340 has 48 divisors (see below), whose sum is σ = 4875344917632. Its totient is φ = 843104733696.

The previous prime is 2213404521287. The next prime is 2213404521343. The reversal of 2213404521340 is 431254043122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213404521343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31785297 + ... + 31854856.

It is an arithmetic number, because the mean of its divisors is an integer number (101569685784).

Almost surely, 2^{2213404521340} is an apocalyptic number.

2213404521340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2213404521340 is an abundant number, since it is smaller than the sum of its proper divisors (2661940396292).

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

2213404521340 is a wasteful number, since it uses less digits than its factorization.

2213404521340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63640246 (or 63640244 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 2213404521340 its reverse (431254043122), we get a palindrome (2644658564462).

The spelling of 2213404521340 in words is "two trillion, two hundred thirteen billion, four hundred four million, five hundred twenty-one thousand, three hundred forty".