200121201133 has 16 divisors (see below), whose sum is σ = 232949741184. Its totient is φ = 168370836480.

The previous prime is 200121201113. The next prime is 200121201179. The reversal of 200121201133 is 331102121002.

It is not a de Polignac number, because 200121201133 - 2¹³ = 200121192941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121201113) 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, 627460 + ... + 891037.

It is an arithmetic number, because the mean of its divisors is an integer number (14559358824).

Almost surely, 2^200121201133 is an apocalyptic number.

It is an amenable number.

200121201133 is a deficient number, since it is larger than the sum of its proper divisors (32828540051).

200121201133 is a wasteful number, since it uses less digits than its factorization.

200121201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518852.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 200121201133 its reverse (331102121002), we get a palindrome (531223322135).

The spelling of 200121201133 in words is "two hundred billion, one hundred twenty-one million, two hundred one thousand, one hundred thirty-three".