200202121001 has 32 divisors (see below), whose sum is σ = 220041360000. Its totient is φ = 181386833920.

The previous prime is 200202120971. The next prime is 200202121033. The reversal of 200202121001 is 100121202002.

It is a happy number.

It is not a de Polignac number, because 200202121001 - 2²⁶ = 200135012137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200202121061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60684050 + ... + 60687348.

It is an arithmetic number, because the mean of its divisors is an integer number (6876292500).

Almost surely, 2^200202121001 is an apocalyptic number.

It is an amenable number.

200202121001 is a deficient number, since it is larger than the sum of its proper divisors (19839238999).

200202121001 is a wasteful number, since it uses less digits than its factorization.

200202121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4489.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200202121001 its reverse (100121202002), we get a palindrome (300323323003).

The spelling of 200202121001 in words is "two hundred billion, two hundred two million, one hundred twenty-one thousand, one".