111201201022011 has 8 divisors (see below), whose sum is σ = 151884567249744. Its totient is φ = 72325984404480.

The previous prime is 111201201021991. The next prime is 111201201022049. The reversal of 111201201022011 is 110220102102111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111201201022011 - 2⁹ = 111201201021499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111201201022061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452037402406 + ... + 452037402651.

It is an arithmetic number, because the mean of its divisors is an integer number (18985570906218).

Almost surely, 2^{111201201022011} is an apocalyptic number.

111201201022011 is a deficient number, since it is larger than the sum of its proper divisors (40683366227733).

111201201022011 is an equidigital number, since it uses as much as digits as its factorization.

111201201022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904074805101.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111201201022011 its reverse (110220102102111), we get a palindrome (221421303124122).

The spelling of 111201201022011 in words is "one hundred eleven trillion, two hundred one billion, two hundred one million, twenty-two thousand, eleven".