111012022101 has 8 divisors (see below), whose sum is σ = 152790740224. Its totient is φ = 71620659360.

The previous prime is 111012022081. The next prime is 111012022153. The reversal of 111012022101 is 101220210111.

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

It is not a de Polignac number, because 111012022101 - 2³⁵ = 76652283733 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 (111012022181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596838736 + ... + 596838921.

It is an arithmetic number, because the mean of its divisors is an integer number (19098842528).

Almost surely, 2^111012022101 is an apocalyptic number.

It is an amenable number.

111012022101 is a deficient number, since it is larger than the sum of its proper divisors (41778718123).

111012022101 is a wasteful number, since it uses less digits than its factorization.

111012022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193677691.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111012022101 its reverse (101220210111), we get a palindrome (212232232212).

The spelling of 111012022101 in words is "one hundred eleven billion, twelve million, twenty-two thousand, one hundred one".