202201020021001 has 8 divisors (see below), whose sum is σ = 203096677712544. Its totient is φ = 201305405350080.

The previous prime is 202201020020977. The next prime is 202201020021019. The reversal of 202201020021001 is 100120020102202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202201020021001 - 2¹⁷ = 202201019889929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202201020021061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1315840 + ... + 20152753.

It is an arithmetic number, because the mean of its divisors is an integer number (25387084714068).

Almost surely, 2^{202201020021001} is an apocalyptic number.

It is an amenable number.

202201020021001 is a deficient number, since it is larger than the sum of its proper divisors (895657691543).

202201020021001 is a wasteful number, since it uses less digits than its factorization.

202201020021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21510311.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202201020021001 its reverse (100120020102202), we get a palindrome (302321040123203).

The spelling of 202201020021001 in words is "two hundred two trillion, two hundred one billion, twenty million, twenty-one thousand, one".