10220111201111 has 16 divisors (see below), whose sum is σ = 11963022939648. Its totient is φ = 8548307460000.

The previous prime is 10220111201099. The next prime is 10220111201123. The reversal of 10220111201111 is 11110211102201.

It is an interprime number because it is at equal distance from previous prime (10220111201099) and next prime (10220111201123).

It is not a de Polignac number, because 10220111201111 - 2¹⁰ = 10220111200087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220111201711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15681515 + ... + 16320236.

It is an arithmetic number, because the mean of its divisors is an integer number (747688933728).

Almost surely, 2^{10220111201111} is an apocalyptic number.

10220111201111 is a deficient number, since it is larger than the sum of its proper divisors (1742911738537).

10220111201111 is a wasteful number, since it uses less digits than its factorization.

10220111201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32002862.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10220111201111 its reverse (11110211102201), we get a palindrome (21330322303312).

The spelling of 10220111201111 in words is "ten trillion, two hundred twenty billion, one hundred eleven million, two hundred one thousand, one hundred eleven".