1223133331203 has 64 divisors (see below), whose sum is σ = 2076900433920. Its totient is φ = 696914858016.

The previous prime is 1223133331201. The next prime is 1223133331243. The reversal of 1223133331203 is 3021333313221.

1223133331203 is a `hidden beast` number, since 1 + 2 + 2 + 313 + 33 + 312 + 0 + 3 = 666.

It is not a de Polignac number, because 1223133331203 - 2¹ = 1223133331201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1223133331201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 169711026 + ... + 169718232.

It is an arithmetic number, because the mean of its divisors is an integer number (32451569280).

Almost surely, 2^{1223133331203} is an apocalyptic number.

1223133331203 is a deficient number, since it is larger than the sum of its proper divisors (853767102717).

1223133331203 is a wasteful number, since it uses less digits than its factorization.

1223133331203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9693 (or 9687 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 1223133331203 its reverse (3021333313221), we get a palindrome (4244466644424).

The spelling of 1223133331203 in words is "one trillion, two hundred twenty-three billion, one hundred thirty-three million, three hundred thirty-one thousand, two hundred three".