200201121001 has 16 divisors (see below), whose sum is σ = 232740172800. Its totient is φ = 168648315408.

The previous prime is 200201120981. The next prime is 200201121019. The reversal of 200201121001 is 100121102002.

It is a cyclic number.

It is not a de Polignac number, because 200201121001 - 2⁵ = 200201120969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200201121101) 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, 1566990 + ... + 1689928.

It is an arithmetic number, because the mean of its divisors is an integer number (14546260800).

Almost surely, 2^200201121001 is an apocalyptic number.

It is an amenable number.

200201121001 is a deficient number, since it is larger than the sum of its proper divisors (32539051799).

200201121001 is a wasteful number, since it uses less digits than its factorization.

200201121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126948.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200201121001 its reverse (100121102002), we get a palindrome (300322223003).

The spelling of 200201121001 in words is "two hundred billion, two hundred one million, one hundred twenty-one thousand, one".