222343234013 has 4 divisors (see below), whose sum is σ = 232010331168. Its totient is φ = 212676136860.

The previous prime is 222343233991. The next prime is 222343234021. The reversal of 222343234013 is 310432343222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 310432343222 = 2 ⋅155216171611.

It is a cyclic number.

It is not a de Polignac number, because 222343234013 - 2²⁰ = 222342185437 is a prime.

It is a super-2 number, since 2×222343234013² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222343234093) 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, 4833548543 + ... + 4833548588.

It is an arithmetic number, because the mean of its divisors is an integer number (58002582792).

Almost surely, 2^222343234013 is an apocalyptic number.

222343234013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

222343234013 is a deficient number, since it is larger than the sum of its proper divisors (9667097155).

222343234013 is an equidigital number, since it uses as much as digits as its factorization.

222343234013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9667097154.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 222343234013 its reverse (310432343222), we get a palindrome (532775577235).

The spelling of 222343234013 in words is "two hundred twenty-two billion, three hundred forty-three million, two hundred thirty-four thousand, thirteen".