201200103213021 has 12 divisors (see below), whose sum is σ = 317042586881280. Its totient is φ = 121939456492680.

The previous prime is 201200103212989. The next prime is 201200103213077. The reversal of 201200103213021 is 120312301002102.

201200103213021 is a `hidden beast` number, since 20 + 1 + 20 + 0 + 1 + 0 + 321 + 302 + 1 = 666.

It is not a de Polignac number, because 201200103213021 - 2⁵ = 201200103212989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201200103212985 and 201200103213003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200103213521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1016162137341 + ... + 1016162137538.

It is an arithmetic number, because the mean of its divisors is an integer number (26420215573440).

Almost surely, 2^{201200103213021} is an apocalyptic number.

It is an amenable number.

201200103213021 is a deficient number, since it is larger than the sum of its proper divisors (115842483668259).

201200103213021 is a wasteful number, since it uses less digits than its factorization.

201200103213021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032324274896 (or 2032324274893 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201200103213021 its reverse (120312301002102), we get a palindrome (321512404215123).

The spelling of 201200103213021 in words is "two hundred one trillion, two hundred billion, one hundred three million, two hundred thirteen thousand, twenty-one".