1012220300223 has 32 divisors (see below), whose sum is σ = 1636045632000. Its totient is φ = 613416585600.

The previous prime is 1012220300197. The next prime is 1012220300227. The reversal of 1012220300223 is 3220030222101.

1012220300223 is a `hidden beast` number, since 1 + 0 + 122 + 20 + 300 + 223 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1012220300223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012220300196 and 1012220300205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012220300227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3665703 + ... + 3932151.

It is an arithmetic number, because the mean of its divisors is an integer number (51126426000).

Almost surely, 2^{1012220300223} is an apocalyptic number.

1012220300223 is a deficient number, since it is larger than the sum of its proper divisors (623825331777).

1012220300223 is a wasteful number, since it uses less digits than its factorization.

1012220300223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279260 (or 279254 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1012220300223 its reverse (3220030222101), we get a palindrome (4232250522324).

The spelling of 1012220300223 in words is "one trillion, twelve billion, two hundred twenty million, three hundred thousand, two hundred twenty-three".