111320020211001 has 16 divisors (see below), whose sum is σ = 169632951097344. Its totient is φ = 63610523579664.

The previous prime is 111320020210999. The next prime is 111320020211033. The reversal of 111320020211001 is 100112020023111.

It is not a de Polignac number, because 111320020211001 - 2¹ = 111320020210999 is a prime.

It is a super-2 number, since 2×111320020211001² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111320020212001) 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, 36695665 + ... + 39613278.

It is an arithmetic number, because the mean of its divisors is an integer number (10602059443584).

Almost surely, 2^{111320020211001} is an apocalyptic number.

It is an amenable number.

111320020211001 is a deficient number, since it is larger than the sum of its proper divisors (58312930886343).

111320020211001 is an equidigital number, since it uses as much as digits as its factorization.

111320020211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76378420.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 111320020211001 its reverse (100112020023111), we get a palindrome (211432040234112).

The spelling of 111320020211001 in words is "one hundred eleven trillion, three hundred twenty billion, twenty million, two hundred eleven thousand, one".