111122022101 has 8 divisors (see below), whose sum is σ = 116974089600. Its totient is φ = 105270308640.

The previous prime is 111122022083. The next prime is 111122022107. The reversal of 111122022101 is 101220221111.

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

It is a de Polignac number, because none of the positive numbers 2^k-111122022101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111122022107) 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, 768740 + ... + 901778.

It is an arithmetic number, because the mean of its divisors is an integer number (14621761200).

Almost surely, 2^111122022101 is an apocalyptic number.

It is an amenable number.

111122022101 is a deficient number, since it is larger than the sum of its proper divisors (5852067499).

111122022101 is a wasteful number, since it uses less digits than its factorization.

111122022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177019.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111122022101 its reverse (101220221111), we get a palindrome (212342243212).

The spelling of 111122022101 in words is "one hundred eleven billion, one hundred twenty-two million, twenty-two thousand, one hundred one".