200002111211101 has 4 divisors (see below), whose sum is σ = 202249325943900. Its totient is φ = 197754896478304.

The previous prime is 200002111211083. The next prime is 200002111211107. The reversal of 200002111211101 is 101112111200002.

It is a happy number.

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 133902528283876 + 66099582927225 = 11571626^2 + 8130165^2 .

It is a cyclic number.

It is not a de Polignac number, because 200002111211101 - 2¹⁵ = 200002111178333 is a prime.

It is a super-2 number, since 2×200002111211101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002111211107) 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, 1123607366266 + ... + 1123607366443.

It is an arithmetic number, because the mean of its divisors is an integer number (50562331485975).

Almost surely, 2^{200002111211101} is an apocalyptic number.

It is an amenable number.

200002111211101 is a deficient number, since it is larger than the sum of its proper divisors (2247214732799).

200002111211101 is an equidigital number, since it uses as much as digits as its factorization.

200002111211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247214732798.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 200002111211101 its reverse (101112111200002), we get a palindrome (301114222411103).

The spelling of 200002111211101 in words is "two hundred trillion, two billion, one hundred eleven million, two hundred eleven thousand, one hundred one".