222220123430 has 64 divisors (see below), whose sum is σ = 428404032000. Its totient is φ = 82740123648.

The previous prime is 222220123429. The next prime is 222220123457. The reversal of 222220123430 is 34321022222.

It is a junction number, because it is equal to n+sod(n) for n = 222220123396 and 222220123405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29669126 + ... + 29676614.

It is an arithmetic number, because the mean of its divisors is an integer number (6693813000).

Almost surely, 2^222220123430 is an apocalyptic number.

222220123430 is a deficient number, since it is larger than the sum of its proper divisors (206183908570).

222220123430 is a wasteful number, since it uses less digits than its factorization.

222220123430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10221.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 222220123430 its reverse (34321022222), we get a palindrome (256541145652).

The spelling of 222220123430 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred twenty-three thousand, four hundred thirty".