123300121220123 has 8 divisors (see below), whose sum is σ = 130649135070720. Its totient is φ = 116037060748200.

The previous prime is 123300121220077. The next prime is 123300121220153. The reversal of 123300121220123 is 321022121003321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123300121220123 is a prime.

It is a super-2 number, since 2×123300121220123² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123300121220153) 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, 21488341715 + ... + 21488347452.

It is an arithmetic number, because the mean of its divisors is an integer number (16331141883840).

Almost surely, 2^{123300121220123} is an apocalyptic number.

123300121220123 is a deficient number, since it is larger than the sum of its proper divisors (7349013850597).

123300121220123 is a wasteful number, since it uses less digits than its factorization.

123300121220123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42976689337.

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

Adding to 123300121220123 its reverse (321022121003321), we get a palindrome (444322242223444).

The spelling of 123300121220123 in words is "one hundred twenty-three trillion, three hundred billion, one hundred twenty-one million, two hundred twenty thousand, one hundred twenty-three".