2201210002001 has 16 divisors (see below), whose sum is σ = 2225109243840. Its totient is φ = 2177445654720.

The previous prime is 2201210001961. The next prime is 2201210002007. The reversal of 2201210002001 is 1002000121022.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2201210002001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2201210002007) 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, 153999011 + ... + 154013303.

It is an arithmetic number, because the mean of its divisors is an integer number (139069327740).

Almost surely, 2^{2201210002001} is an apocalyptic number.

It is an amenable number.

2201210002001 is a deficient number, since it is larger than the sum of its proper divisors (23899241839).

2201210002001 is a wasteful number, since it uses less digits than its factorization.

2201210002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18896.

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

Adding to 2201210002001 its reverse (1002000121022), we get a palindrome (3203210123023).

The spelling of 2201210002001 in words is "two trillion, two hundred one billion, two hundred ten million, two thousand, one".