222344220223231 has 16 divisors (see below), whose sum is σ = 225789392885760. Its totient is φ = 218902789543680.

The previous prime is 222344220223183. The next prime is 222344220223241. The reversal of 222344220223231 is 132322022443222.

It is a cyclic number.

It is not a de Polignac number, because 222344220223231 - 2¹⁹ = 222344219698943 is a prime.

It is a super-2 number, since 2×222344220223231² (a number of 29 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 (222344220223241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1784731215 + ... + 1784855791.

It is an arithmetic number, because the mean of its divisors is an integer number (14111837055360).

Almost surely, 2^{222344220223231} is an apocalyptic number.

222344220223231 is a deficient number, since it is larger than the sum of its proper divisors (3445172662529).

222344220223231 is a wasteful number, since it uses less digits than its factorization.

222344220223231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139374.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 222344220223231 its reverse (132322022443222), we get a palindrome (354666242666453).

The spelling of 222344220223231 in words is "two hundred twenty-two trillion, three hundred forty-four billion, two hundred twenty million, two hundred twenty-three thousand, two hundred thirty-one".