111122022210001 has 4 divisors (see below), whose sum is σ = 121224024229104. Its totient is φ = 101020020190900.

The previous prime is 111122022209951. The next prime is 111122022210047. The reversal of 111122022210001 is 100012220221111.

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 111122022210001 - 2¹³ = 111122022201809 is a prime.

It is a super-5 number, since 5×111122022210001⁵ (a number of 71 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111122022213001) 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, 5051001009535 + ... + 5051001009556.

It is an arithmetic number, because the mean of its divisors is an integer number (30306006057276).

Almost surely, 2^{111122022210001} is an apocalyptic number.

111122022210001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111122022210001 is a deficient number, since it is larger than the sum of its proper divisors (10102002019103).

111122022210001 is a wasteful number, since it uses less digits than its factorization.

111122022210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10102002019102.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111122022210001 its reverse (100012220221111), we get a palindrome (211134242431112).

The spelling of 111122022210001 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty-two million, two hundred ten thousand, one".