2000201123 has 4 divisors (see below), whose sum is σ = 2001584880. Its totient is φ = 1998817368.

The previous prime is 2000201059. The next prime is 2000201131. The reversal of 2000201123 is 3211020002.

It is a happy number.

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 2000201123 - 2⁶ = 2000201059 is a prime.

It is a super-2 number, since 2×2000201123² = 8001609064900922258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000201153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689708 + ... + 692601.

It is an arithmetic number, because the mean of its divisors is an integer number (500396220).

Almost surely, 2^2000201123 is an apocalyptic number.

2000201123 is a deficient number, since it is larger than the sum of its proper divisors (1383757).

2000201123 is a wasteful number, since it uses less digits than its factorization.

2000201123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383756.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2000201123 is about 44723.6081169666. The cubic root of 2000201123 is about 1259.9632816628.

Adding to 2000201123 its reverse (3211020002), we get a palindrome (5211221125).

The spelling of 2000201123 in words is "two billion, two hundred one thousand, one hundred twenty-three".