111021233103111 has 16 divisors (see below), whose sum is σ = 148256400346208. Its totient is φ = 73900116892800.

The previous prime is 111021233103097. The next prime is 111021233103139. The reversal of 111021233103111 is 111301332120111.

It is not a de Polignac number, because 111021233103111 - 2¹⁵ = 111021233070343 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 (111021233103191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71887101 + ... + 73415241.

It is an arithmetic number, because the mean of its divisors is an integer number (9266025021638).

Almost surely, 2^{111021233103111} is an apocalyptic number.

111021233103111 is a deficient number, since it is larger than the sum of its proper divisors (37235167243097).

111021233103111 is a wasteful number, since it uses less digits than its factorization.

111021233103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565442.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 111021233103111 its reverse (111301332120111), we get a palindrome (222322565223222).

The spelling of 111021233103111 in words is "one hundred eleven trillion, twenty-one billion, two hundred thirty-three million, one hundred three thousand, one hundred eleven".