111010221007 has 16 divisors (see below), whose sum is σ = 129808749312. Its totient is φ = 92971039680.

The previous prime is 111010220989. The next prime is 111010221011. The reversal of 111010221007 is 700122010111.

It is a cyclic number.

It is not a de Polignac number, because 111010221007 - 2¹⁵ = 111010188239 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 (111010222007) 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, 960469 + ... + 1069822.

It is an arithmetic number, because the mean of its divisors is an integer number (8113046832).

Almost surely, 2^111010221007 is an apocalyptic number.

111010221007 is a deficient number, since it is larger than the sum of its proper divisors (18798528305).

111010221007 is a wasteful number, since it uses less digits than its factorization.

111010221007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030478.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 111010221007 its reverse (700122010111), we get a palindrome (811132231118).

The spelling of 111010221007 in words is "one hundred eleven billion, ten million, two hundred twenty-one thousand, seven".