1223000221113 has 24 divisors (see below), whose sum is σ = 1959815463840. Its totient is φ = 728649332160.

The previous prime is 1223000221099. The next prime is 1223000221123. The reversal of 1223000221113 is 3111220003221.

It is not a de Polignac number, because 1223000221113 - 2²¹ = 1222998123961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1223000221123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104685156 + ... + 104696837.

It is an arithmetic number, because the mean of its divisors is an integer number (81658977660).

Almost surely, 2^{1223000221113} is an apocalyptic number.

It is an amenable number.

1223000221113 is a deficient number, since it is larger than the sum of its proper divisors (736815242727).

1223000221113 is a wasteful number, since it uses less digits than its factorization.

1223000221113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209382069 (or 209382066 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1223000221113 its reverse (3111220003221), we get a palindrome (4334220224334).

The spelling of 1223000221113 in words is "one trillion, two hundred twenty-three billion, two hundred twenty-one thousand, one hundred thirteen".