201200210001121 has 16 divisors (see below), whose sum is σ = 203139589032576. Its totient is φ = 199261933047936.

The previous prime is 201200210001083. The next prime is 201200210001151. The reversal of 201200210001121 is 121100012002102.

It is a cyclic number.

It is not a de Polignac number, because 201200210001121 - 2²¹ = 201200207903969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201200210001151) 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, 7576151575 + ... + 7576178131.

It is an arithmetic number, because the mean of its divisors is an integer number (12696224314536).

Almost surely, 2^{201200210001121} is an apocalyptic number.

It is an amenable number.

201200210001121 is a deficient number, since it is larger than the sum of its proper divisors (1939379031455).

201200210001121 is a wasteful number, since it uses less digits than its factorization.

201200210001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44568.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201200210001121 its reverse (121100012002102), we get a palindrome (322300222003223).

The spelling of 201200210001121 in words is "two hundred one trillion, two hundred billion, two hundred ten million, one thousand, one hundred twenty-one".