220201020101011 has 4 divisors (see below), whose sum is σ = 220201156559152. Its totient is φ = 220200883642872.

The previous prime is 220201020101009. The next prime is 220201020101099. The reversal of 220201020101011 is 110101020102022.

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

It is a cyclic number.

It is not a de Polignac number, because 220201020101011 - 2¹ = 220201020101009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220201020100982 and 220201020101000.

It is not an unprimeable number, because it can be changed into a prime (220201020801011) 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, 65779215 + ... + 69045688.

It is an arithmetic number, because the mean of its divisors is an integer number (55050289139788).

Almost surely, 2^{220201020101011} is an apocalyptic number.

220201020101011 is a deficient number, since it is larger than the sum of its proper divisors (136458141).

220201020101011 is a wasteful number, since it uses less digits than its factorization.

220201020101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136458140.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220201020101011 its reverse (110101020102022), we get a palindrome (330302040203033).

The spelling of 220201020101011 in words is "two hundred twenty trillion, two hundred one billion, twenty million, one hundred one thousand, eleven".