111020310113031 has 48 divisors (see below), whose sum is σ = 176033746437120. Its totient is φ = 66865951584000.

The previous prime is 111020310113023. The next prime is 111020310113057. The reversal of 111020310113031 is 130311013020111.

111020310113031 is a `hidden beast` number, since 11 + 10 + 20 + 310 + 11 + 303 + 1 = 666.

It is not a de Polignac number, because 111020310113031 - 2³ = 111020310113023 is a prime.

It is a super-2 number, since 2×111020310113031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111020310112995 and 111020310113013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020310111031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6571276 + ... + 16285646.

It is an arithmetic number, because the mean of its divisors is an integer number (3667369717440).

Almost surely, 2^{111020310113031} is an apocalyptic number.

111020310113031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111020310113031 is a deficient number, since it is larger than the sum of its proper divisors (65013436324089).

111020310113031 is a wasteful number, since it uses less digits than its factorization.

111020310113031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9715108 (or 9715105 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111020310113031 its reverse (130311013020111), we get a palindrome (241331323133142).

The spelling of 111020310113031 in words is "one hundred eleven trillion, twenty billion, three hundred ten million, one hundred thirteen thousand, thirty-one".