210001022201 has 8 divisors (see below), whose sum is σ = 221088103200. Its totient is φ = 198917380800.

The previous prime is 210001022197. The next prime is 210001022207. The reversal of 210001022201 is 102220100012.

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 210001022201 - 2² = 210001022197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210001022207) 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, 734096 + ... + 979233.

It is an arithmetic number, because the mean of its divisors is an integer number (27636012900).

Almost surely, 2^210001022201 is an apocalyptic number.

It is an amenable number.

210001022201 is a deficient number, since it is larger than the sum of its proper divisors (11087080999).

210001022201 is a wasteful number, since it uses less digits than its factorization.

210001022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719799.

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

Adding to 210001022201 its reverse (102220100012), we get a palindrome (312221122213).

The spelling of 210001022201 in words is "two hundred ten billion, one million, twenty-two thousand, two hundred one".