223120231430 has 16 divisors (see below), whose sum is σ = 404021308320. Its totient is φ = 88713672192.

The previous prime is 223120231393. The next prime is 223120231459. The reversal of 223120231430 is 34132021322.

It is a super-3 number, since 3×223120231430³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 223120231396 and 223120231405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66800795 + ... + 66804134.

It is an arithmetic number, because the mean of its divisors is an integer number (25251331770).

Almost surely, 2^223120231430 is an apocalyptic number.

223120231430 is a deficient number, since it is larger than the sum of its proper divisors (180901076890).

223120231430 is a wasteful number, since it uses less digits than its factorization.

223120231430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133605103.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 223120231430 its reverse (34132021322), we get a palindrome (257252252752).

The spelling of 223120231430 in words is "two hundred twenty-three billion, one hundred twenty million, two hundred thirty-one thousand, four hundred thirty".