200110110101001 has 6 divisors (see below), whose sum is σ = 289047936812570. Its totient is φ = 133406740067328.

The previous prime is 200110110100991. The next prime is 200110110101047. The reversal of 200110110101001 is 100101011011002.

It can be written as a sum of positive squares in only one way, i.e., 178291392656400 + 21818717444601 = 13352580^2 + 4671051^2 .

It is not a de Polignac number, because 200110110101001 - 2⁴¹ = 197911086845449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22234456677889 = 200110110101001 / (2 + 0 + 0 + 1 + 1 + 0 + 1 + 1 + 0 + 1 + 0 + 1 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200110110101801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11117228338936 + ... + 11117228338953.

Almost surely, 2^{200110110101001} is an apocalyptic number.

It is an amenable number.

200110110101001 is a deficient number, since it is larger than the sum of its proper divisors (88937826711569).

200110110101001 is a wasteful number, since it uses less digits than its factorization.

200110110101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22234456677895 (or 22234456677892 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 200110110101001 its reverse (100101011011002), we get a palindrome (300211121112003).

The spelling of 200110110101001 in words is "two hundred trillion, one hundred ten billion, one hundred ten million, one hundred one thousand, one".