201110220212001 has 4 divisors (see below), whose sum is σ = 268146960282672. Its totient is φ = 134073480141332.

The previous prime is 201110220211991. The next prime is 201110220212017. The reversal of 201110220212001 is 100212022011102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201110220212001 - 2⁵ = 201110220211969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201110240212001) 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, 33518370035331 + ... + 33518370035336.

It is an arithmetic number, because the mean of its divisors is an integer number (67036740070668).

Almost surely, 2^{201110220212001} is an apocalyptic number.

It is an amenable number.

201110220212001 is a deficient number, since it is larger than the sum of its proper divisors (67036740070671).

201110220212001 is an equidigital number, since it uses as much as digits as its factorization.

201110220212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67036740070670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201110220212001 its reverse (100212022011102), we get a palindrome (301322242223103).

The spelling of 201110220212001 in words is "two hundred one trillion, one hundred ten billion, two hundred twenty million, two hundred twelve thousand, one".