220101101001211 has 4 divisors (see below), whose sum is σ = 224253951963552. Its totient is φ = 215948250038872.

The previous prime is 220101101001157. The next prime is 220101101001259. The reversal of 220101101001211 is 112100101101022.

It is a happy number.

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 220101101001211 - 2¹⁹ = 220101100476923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220101101001191 and 220101101001200.

It is not an unprimeable number, because it can be changed into a prime (220101101007211) 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, 2076425481091 + ... + 2076425481196.

It is an arithmetic number, because the mean of its divisors is an integer number (56063487990888).

Almost surely, 2^{220101101001211} is an apocalyptic number.

220101101001211 is a deficient number, since it is larger than the sum of its proper divisors (4152850962341).

220101101001211 is an equidigital number, since it uses as much as digits as its factorization.

220101101001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4152850962340.

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

Adding to 220101101001211 its reverse (112100101101022), we get a palindrome (332201202102233).

The spelling of 220101101001211 in words is "two hundred twenty trillion, one hundred one billion, one hundred one million, one thousand, two hundred eleven".