222000200001001 has 4 divisors (see below), whose sum is σ = 223127104569732. Its totient is φ = 220873295432272.

The previous prime is 222000200000987. The next prime is 222000200001017. The reversal of 222000200001001 is 100100002000222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 132938040575376 + 89062159425625 = 11529876^2 + 9437275^2 .

It is a cyclic number.

It is not a de Polignac number, because 222000200001001 - 2³³ = 221991610066409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222000200001071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563452284070 + ... + 563452284463.

It is an arithmetic number, because the mean of its divisors is an integer number (55781776142433).

Almost surely, 2^{222000200001001} is an apocalyptic number.

It is an amenable number.

222000200001001 is a deficient number, since it is larger than the sum of its proper divisors (1126904568731).

222000200001001 is a wasteful number, since it uses less digits than its factorization.

222000200001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126904568730.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 222000200001001 its reverse (100100002000222), we get a palindrome (322100202001223).

The spelling of 222000200001001 in words is "two hundred twenty-two trillion, two hundred million, one thousand, one".