2213204200040 has 16 divisors (see below), whose sum is σ = 4979709450180. Its totient is φ = 885281680000.

The previous prime is 2213204200033. The next prime is 2213204200057. The reversal of 2213204200040 is 400024023122.

It can be written as a sum of positive squares in 2 ways, for example, as 2208154392196 + 5049807844 = 1485986^2 + 71062^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2213204199985 and 2213204200021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27665052461 + ... + 27665052540.

Almost surely, 2^{2213204200040} is an apocalyptic number.

2213204200040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2213204200040 is an abundant number, since it is smaller than the sum of its proper divisors (2766505250140).

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

2213204200040 is a wasteful number, since it uses less digits than its factorization.

2213204200040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55330105012 (or 55330105008 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2213204200040 its reverse (400024023122), we get a palindrome (2613228223162).

The spelling of 2213204200040 in words is "two trillion, two hundred thirteen billion, two hundred four million, two hundred thousand, forty".