10220111202211 has 4 divisors (see below), whose sum is σ = 10228990535424. Its totient is φ = 10211231869000.

The previous prime is 10220111202187. The next prime is 10220111202247. The reversal of 10220111202211 is 11220211102201.

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 10220111202211 - 2¹³ = 10220111194019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10220111202611) 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, 4439664880 + ... + 4439667181.

It is an arithmetic number, because the mean of its divisors is an integer number (2557247633856).

Almost surely, 2^{10220111202211} is an apocalyptic number.

10220111202211 is a deficient number, since it is larger than the sum of its proper divisors (8879333213).

10220111202211 is an equidigital number, since it uses as much as digits as its factorization.

10220111202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8879333212.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10220111202211 its reverse (11220211102201), we get a palindrome (21440322304412).

It can be divided in two parts, 1022011 and 1202211, that added together give a palindrome (2224222).

The spelling of 10220111202211 in words is "ten trillion, two hundred twenty billion, one hundred eleven million, two hundred two thousand, two hundred eleven".