213424222043 has 4 divisors (see below), whose sum is σ = 218387576088. Its totient is φ = 208460868000.

The previous prime is 213424221973. The next prime is 213424222061. The reversal of 213424222043 is 340222424312.

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 213424222043 - 2¹⁰ = 213424221019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213424221997 and 213424222015.

It is not an unprimeable number, because it can be changed into a prime (213424222643) 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, 2481676958 + ... + 2481677043.

It is an arithmetic number, because the mean of its divisors is an integer number (54596894022).

Almost surely, 2^213424222043 is an apocalyptic number.

213424222043 is a deficient number, since it is larger than the sum of its proper divisors (4963354045).

213424222043 is an equidigital number, since it uses as much as digits as its factorization.

213424222043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4963354044.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 213424222043 its reverse (340222424312), we get a palindrome (553646646355).

The spelling of 213424222043 in words is "two hundred thirteen billion, four hundred twenty-four million, two hundred twenty-two thousand, forty-three".