123321201120203 has 8 divisors (see below), whose sum is σ = 124297769846880. Its totient is φ = 122347467136960.

The previous prime is 123321201120193. The next prime is 123321201120253. The reversal of 123321201120203 is 302021102123321.

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

It is a cyclic number.

It is not a de Polignac number, because 123321201120203 - 2⁸ = 123321201119947 is a prime.

It is a super-2 number, since 2×123321201120203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123321201120253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708598508 + ... + 708772521.

It is an arithmetic number, because the mean of its divisors is an integer number (15537221230860).

Almost surely, 2^{123321201120203} is an apocalyptic number.

123321201120203 is a deficient number, since it is larger than the sum of its proper divisors (976568726677).

123321201120203 is a wasteful number, since it uses less digits than its factorization.

123321201120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417371717.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 123321201120203 its reverse (302021102123321), we get a palindrome (425342303243524).

The spelling of 123321201120203 in words is "one hundred twenty-three trillion, three hundred twenty-one billion, two hundred one million, one hundred twenty thousand, two hundred three".