111010222001 has 4 divisors (see below), whose sum is σ = 126868825152. Its totient is φ = 95151618852.

The previous prime is 111010221991. The next prime is 111010222007. The reversal of 111010222001 is 100222010111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111010222001 - 2⁶ = 111010221937 is a prime.

It is a super-2 number, since 2×111010222001² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 7929301565 + ... + 7929301578.

It is an arithmetic number, because the mean of its divisors is an integer number (31717206288).

Almost surely, 2^111010222001 is an apocalyptic number.

It is an amenable number.

111010222001 is a deficient number, since it is larger than the sum of its proper divisors (15858603151).

111010222001 is an equidigital number, since it uses as much as digits as its factorization.

111010222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15858603150.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111010222001 its reverse (100222010111), we get a palindrome (211232232112).

The spelling of 111010222001 in words is "one hundred eleven billion, ten million, two hundred twenty-two thousand, one".