200101212011 has 4 divisors (see below), whose sum is σ = 200576512224. Its totient is φ = 199625911800.

The previous prime is 200101211983. The next prime is 200101212023. The reversal of 200101212011 is 110212101002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110212101002 = 2 ⋅55106050501.

It is a cyclic number.

It is not a de Polignac number, because 200101212011 - 2²² = 200097017707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200101211983 and 200101212001.

It is not an unprimeable number, because it can be changed into a prime (200101212511) 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, 237649475 + ... + 237650316.

It is an arithmetic number, because the mean of its divisors is an integer number (50144128056).

Almost surely, 2^200101212011 is an apocalyptic number.

200101212011 is a deficient number, since it is larger than the sum of its proper divisors (475300213).

200101212011 is an equidigital number, since it uses as much as digits as its factorization.

200101212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475300212.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200101212011 its reverse (110212101002), we get a palindrome (310313313013).

The spelling of 200101212011 in words is "two hundred billion, one hundred one million, two hundred twelve thousand, eleven".