201000102222001 has 16 divisors (see below), whose sum is σ = 207609831475200. Its totient is φ = 194478573392208.

The previous prime is 201000102221981. The next prime is 201000102222061. The reversal of 201000102222001 is 100222201000102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 201000102222001 - 2⁹ = 201000102221489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201000102222061) 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, 71871180 + ... + 74615458.

It is an arithmetic number, because the mean of its divisors is an integer number (12975614467200).

Almost surely, 2^{201000102222001} is an apocalyptic number.

It is an amenable number.

201000102222001 is a deficient number, since it is larger than the sum of its proper divisors (6609729253199).

201000102222001 is a wasteful number, since it uses less digits than its factorization.

201000102222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2760348.

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

Adding to 201000102222001 its reverse (100222201000102), we get a palindrome (301222303222103).

The spelling of 201000102222001 in words is "two hundred one trillion, one hundred two million, two hundred twenty-two thousand, one".