200321012120123 has 8 divisors (see below), whose sum is σ = 212911448755200. Its totient is φ = 187935298032168.

The previous prime is 200321012120069. The next prime is 200321012120147. The reversal of 200321012120123 is 321021210123002.

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 200321012120123 - 2¹⁰ = 200321012119099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200321012120095 and 200321012120104.

It is not an unprimeable number, because it can be changed into a prime (200321012120423) 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, 51180634763 + ... + 51180638676.

It is an arithmetic number, because the mean of its divisors is an integer number (26613931094400).

Almost surely, 2^{200321012120123} is an apocalyptic number.

200321012120123 is a deficient number, since it is larger than the sum of its proper divisors (12590436635077).

200321012120123 is a wasteful number, since it uses less digits than its factorization.

200321012120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102361273561.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 200321012120123 its reverse (321021210123002), we get a palindrome (521342222243125).

The spelling of 200321012120123 in words is "two hundred trillion, three hundred twenty-one billion, twelve million, one hundred twenty thousand, one hundred twenty-three".