1223100221230 has 8 divisors (see below), whose sum is σ = 2201580398232. Its totient is φ = 489240088488.

The previous prime is 1223100221191. The next prime is 1223100221249. The reversal of 1223100221230 is 321220013221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1223100221198 and 1223100221207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61155011052 + ... + 61155011071.

It is an arithmetic number, because the mean of its divisors is an integer number (275197549779).

Almost surely, 2^{1223100221230} is an apocalyptic number.

1223100221230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223100221230 is a deficient number, since it is larger than the sum of its proper divisors (978480177002).

1223100221230 is a wasteful number, since it uses less digits than its factorization.

1223100221230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122310022130.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1223100221230 its reverse (321220013221), we get a palindrome (1544320234451).

The spelling of 1223100221230 in words is "one trillion, two hundred twenty-three billion, one hundred million, two hundred twenty-one thousand, two hundred thirty".