1233211003123 has 32 divisors (see below), whose sum is σ = 1415321994240. Its totient is φ = 1063601869440.

The previous prime is 1233211003061. The next prime is 1233211003133. The reversal of 1233211003123 is 3213001123321.

It is a de Polignac number, because none of the positive numbers 2^k-1233211003123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1233211003094 and 1233211003103.

It is not an unprimeable number, because it can be changed into a prime (1233211003133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15196965 + ... + 15277897.

It is an arithmetic number, because the mean of its divisors is an integer number (44228812320).

Almost surely, 2^{1233211003123} is an apocalyptic number.

1233211003123 is a deficient number, since it is larger than the sum of its proper divisors (182110991117).

1233211003123 is a wasteful number, since it uses less digits than its factorization.

1233211003123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81459.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1233211003123 its reverse (3213001123321), we get a palindrome (4446212126444).

The spelling of 1233211003123 in words is "one trillion, two hundred thirty-three billion, two hundred eleven million, three thousand, one hundred twenty-three".