200201200002123 has 16 divisors (see below), whose sum is σ = 266970104668416. Its totient is φ = 133449882017760.

The previous prime is 200201200002119. The next prime is 200201200002143. The reversal of 200201200002123 is 321200002102002.

It is a happy number.

200201200002123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200201200002123 - 2² = 200201200002119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200201200002143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 933706258 + ... + 933920648.

It is an arithmetic number, because the mean of its divisors is an integer number (16685631541776).

Almost surely, 2^{200201200002123} is an apocalyptic number.

200201200002123 is a deficient number, since it is larger than the sum of its proper divisors (66768904666293).

200201200002123 is a wasteful number, since it uses less digits than its factorization.

200201200002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253954.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 200201200002123 its reverse (321200002102002), we get a palindrome (521401202104125).

The spelling of 200201200002123 in words is "two hundred trillion, two hundred one billion, two hundred million, two thousand, one hundred twenty-three".