123001212123003 has 16 divisors (see below), whose sum is σ = 165874829076000. Its totient is φ = 81067552634880.

The previous prime is 123001212122959. The next prime is 123001212123029. The reversal of 123001212123003 is 300321212100321.

It is not a de Polignac number, because 123001212123003 - 2⁴⁶ = 52632467945339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123001212125003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418729008 + ... + 419022653.

It is an arithmetic number, because the mean of its divisors is an integer number (10367176817250).

Almost surely, 2^{123001212123003} is an apocalyptic number.

123001212123003 is a deficient number, since it is larger than the sum of its proper divisors (42873616952997).

123001212123003 is a wasteful number, since it uses less digits than its factorization.

123001212123003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837752222.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 123001212123003 its reverse (300321212100321), we get a palindrome (423322424223324).

The spelling of 123001212123003 in words is "one hundred twenty-three trillion, one billion, two hundred twelve million, one hundred twenty-three thousand, three".