111010112201 has 4 divisors (see below), whose sum is σ = 111044261904. Its totient is φ = 110975962500.

The previous prime is 111010112189. The next prime is 111010112203. The reversal of 111010112201 is 102211010111.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102211010111 = 7 ⋅14601572873.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111010112201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111010112203) 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, 17069975 + ... + 17076476.

It is an arithmetic number, because the mean of its divisors is an integer number (27761065476).

Almost surely, 2^111010112201 is an apocalyptic number.

It is an amenable number.

111010112201 is a deficient number, since it is larger than the sum of its proper divisors (34149703).

111010112201 is an equidigital number, since it uses as much as digits as its factorization.

111010112201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34149702.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111010112201 its reverse (102211010111), we get a palindrome (213221122312).

The spelling of 111010112201 in words is "one hundred eleven billion, ten million, one hundred twelve thousand, two hundred one".