123033212103 has 8 divisors (see below), whose sum is σ = 164045918848. Its totient is φ = 82021323384.

The previous prime is 123033212089. The next prime is 123033212129. The reversal of 123033212103 is 301212330321.

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

It is not a de Polignac number, because 123033212103 - 2⁴ = 123033212087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123033212103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123033212903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411576 + ... + 644562.

It is an arithmetic number, because the mean of its divisors is an integer number (20505739856).

Almost surely, 2^123033212103 is an apocalyptic number.

123033212103 is a deficient number, since it is larger than the sum of its proper divisors (41012706745).

123033212103 is a wasteful number, since it uses less digits than its factorization.

123033212103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409013.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 123033212103 its reverse (301212330321), we get a palindrome (424245542424).

The spelling of 123033212103 in words is "one hundred twenty-three billion, thirty-three million, two hundred twelve thousand, one hundred three".