123311123021201 has 8 divisors (see below), whose sum is σ = 129948182351520. Its totient is φ = 116688763713312.

The previous prime is 123311123021183. The next prime is 123311123021227. The reversal of 123311123021201 is 102120321113321.

It is a happy number.

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

It is not a de Polignac number, because 123311123021201 - 2²⁶ = 123311055912337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123311123221201) 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, 3674988380 + ... + 3675021933.

It is an arithmetic number, because the mean of its divisors is an integer number (16243522793940).

Almost surely, 2^{123311123021201} is an apocalyptic number.

It is an amenable number.

123311123021201 is a deficient number, since it is larger than the sum of its proper divisors (6637059330319).

123311123021201 is an equidigital number, since it uses as much as digits as its factorization.

123311123021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350011215.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 123311123021201 its reverse (102120321113321), we get a palindrome (225431444134522).

The spelling of 123311123021201 in words is "one hundred twenty-three trillion, three hundred eleven billion, one hundred twenty-three million, twenty-one thousand, two hundred one".