2213011000243 has 4 divisors (see below), whose sum is σ = 2246041015240. Its totient is φ = 2179980985248.

The previous prime is 2213011000231. The next prime is 2213011000253. The reversal of 2213011000243 is 3420001103122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2213011000243 - 2¹³ = 2213010992051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2213011000243.

It is not an unprimeable number, because it can be changed into a prime (2213011000253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16515007398 + ... + 16515007531.

It is an arithmetic number, because the mean of its divisors is an integer number (561510253810).

Almost surely, 2^{2213011000243} is an apocalyptic number.

2213011000243 is a deficient number, since it is larger than the sum of its proper divisors (33030014997).

2213011000243 is an equidigital number, since it uses as much as digits as its factorization.

2213011000243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33030014996.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2213011000243 its reverse (3420001103122), we get a palindrome (5633012103365).

The spelling of 2213011000243 in words is "two trillion, two hundred thirteen billion, eleven million, two hundred forty-three", and thus it is an aban number.