123023330121201 has 4 divisors (see below), whose sum is σ = 164031106828272. Its totient is φ = 82015553414132.

The previous prime is 123023330121199. The next prime is 123023330121221. The reversal of 123023330121201 is 102121033320321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123023330121201 - 2¹ = 123023330121199 is a prime.

It is a super-2 number, since 2×123023330121201² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123023330121221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20503888353531 + ... + 20503888353536.

It is an arithmetic number, because the mean of its divisors is an integer number (41007776707068).

Almost surely, 2^{123023330121201} is an apocalyptic number.

It is an amenable number.

123023330121201 is a deficient number, since it is larger than the sum of its proper divisors (41007776707071).

123023330121201 is an equidigital number, since it uses as much as digits as its factorization.

123023330121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41007776707070.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 123023330121201 its reverse (102121033320321), we get a palindrome (225144363441522).

The spelling of 123023330121201 in words is "one hundred twenty-three trillion, twenty-three billion, three hundred thirty million, one hundred twenty-one thousand, two hundred one".