111102213001 has 8 divisors (see below), whose sum is σ = 119924867720. Its totient is φ = 102319034112.

The previous prime is 111102212999. The next prime is 111102213029. The reversal of 111102213001 is 100312201111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 226532601 + 110875680400 = 15051^2 + 332980^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 111102213001 - 2¹ = 111102212999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102213041) 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, 9863106 + ... + 9874363.

It is an arithmetic number, because the mean of its divisors is an integer number (14990608465).

Almost surely, 2^111102213001 is an apocalyptic number.

It is an amenable number.

111102213001 is a deficient number, since it is larger than the sum of its proper divisors (8822654719).

111102213001 is a wasteful number, since it uses less digits than its factorization.

111102213001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19737915.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111102213001 its reverse (100312201111), we get a palindrome (211414414112).

The spelling of 111102213001 in words is "one hundred eleven billion, one hundred two million, two hundred thirteen thousand, one".