222244031423 has 4 divisors (see below), whose sum is σ = 235317209760. Its totient is φ = 209170853088.

The previous prime is 222244031417. The next prime is 222244031473. The reversal of 222244031423 is 324130442222.

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 222244031423 - 2⁴ = 222244031407 is a prime.

It is a super-2 number, since 2×222244031423² (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 (222244031473) 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, 6536589143 + ... + 6536589176.

It is an arithmetic number, because the mean of its divisors is an integer number (58829302440).

Almost surely, 2^222244031423 is an apocalyptic number.

222244031423 is a deficient number, since it is larger than the sum of its proper divisors (13073178337).

222244031423 is a wasteful number, since it uses less digits than its factorization.

222244031423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13073178336.

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

Adding to 222244031423 its reverse (324130442222), we get a palindrome (546374473645).

The spelling of 222244031423 in words is "two hundred twenty-two billion, two hundred forty-four million, thirty-one thousand, four hundred twenty-three".