200301202120123 has 4 divisors (see below), whose sum is σ = 215708986898608. Its totient is φ = 184893417341640.

The previous prime is 200301202120081. The next prime is 200301202120157. The reversal of 200301202120123 is 321021202103002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200301202120123 - 2²⁵ = 200301168565691 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200301202120123.

It is not an unprimeable number, because it can be changed into a prime (200301202120423) 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, 7703892389223 + ... + 7703892389248.

It is an arithmetic number, because the mean of its divisors is an integer number (53927246724652).

Almost surely, 2^{200301202120123} is an apocalyptic number.

200301202120123 is a deficient number, since it is larger than the sum of its proper divisors (15407784778485).

200301202120123 is a wasteful number, since it uses less digits than its factorization.

200301202120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15407784778484.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 200301202120123 its reverse (321021202103002), we get a palindrome (521322404223125).

The spelling of 200301202120123 in words is "two hundred trillion, three hundred one billion, two hundred two million, one hundred twenty thousand, one hundred twenty-three".