111101200103031 has 16 divisors (see below), whose sum is σ = 157300766809344. Its totient is φ = 69509661939584.

The previous prime is 111101200102999. The next prime is 111101200103039. The reversal of 111101200103031 is 130301002101111.

It is a cyclic number.

It is not a de Polignac number, because 111101200103031 - 2⁵ = 111101200102999 is a prime.

It is a super-2 number, since 2×111101200103031² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111101200103031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101200103039) 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, 3138966315 + ... + 3139001708.

It is an arithmetic number, because the mean of its divisors is an integer number (9831297925584).

Almost surely, 2^{111101200103031} is an apocalyptic number.

111101200103031 is a deficient number, since it is larger than the sum of its proper divisors (46199566706313).

111101200103031 is a wasteful number, since it uses less digits than its factorization.

111101200103031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277968390.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 111101200103031 its reverse (130301002101111), we get a palindrome (241402202204142).

The spelling of 111101200103031 in words is "one hundred eleven trillion, one hundred one billion, two hundred million, one hundred three thousand, thirty-one".