200001302400021 has 16 divisors (see below), whose sum is σ = 266989418348544. Its totient is φ = 133173707933744.

The previous prime is 200001302399993. The next prime is 200001302400043. The reversal of 200001302400021 is 120004203100002.

It is a cyclic number.

It is not a de Polignac number, because 200001302400021 - 2⁴³ = 191205209377813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200001302400821) 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, 56181280 + ... + 59635046.

It is an arithmetic number, because the mean of its divisors is an integer number (16686838646784).

Almost surely, 2^{200001302400021} is an apocalyptic number.

It is an amenable number.

200001302400021 is a deficient number, since it is larger than the sum of its proper divisors (66988115948523).

200001302400021 is a wasteful number, since it uses less digits than its factorization.

200001302400021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3477000.

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

Adding to 200001302400021 its reverse (120004203100002), we get a palindrome (320005505500023).

The spelling of 200001302400021 in words is "two hundred trillion, one billion, three hundred two million, four hundred thousand, twenty-one".