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10112331031 = 111948384359
BaseRepresentation
bin10010110101011110…
…11110110100010111
3222002202010122022221
421122233132310113
5131202224043111
64351234203211
7505410252445
oct113257366427
928082118287
1010112331031
11431a168a80
121b62723507
13c5205a83a
146bd043b95
153e2b9b371
hex25abded17

10112331031 has 8 divisors (see below), whose sum is σ = 11612246400. Its totient is φ = 8709184440.

The previous prime is 10112331007. The next prime is 10112331049. The reversal of 10112331031 is 13013321101.

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

It is not a de Polignac number, because 10112331031 - 211 = 10112328983 is a prime.

It is a super-2 number, since 2×101123310312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10112330996 and 10112331014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112331091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24191971 + ... + 24192388.

It is an arithmetic number, because the mean of its divisors is an integer number (1451530800).

Almost surely, 210112331031 is an apocalyptic number.

10112331031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10112331031 is a deficient number, since it is larger than the sum of its proper divisors (1499915369).

10112331031 is a wasteful number, since it uses less digits than its factorization.

10112331031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48384389.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 10112331031 its reverse (13013321101), we get a palindrome (23125652132).

It can be divided in two parts, 10112 and 331031, that added together give a palindrome (341143).

The spelling of 10112331031 in words is "ten billion, one hundred twelve million, three hundred thirty-one thousand, thirty-one".

Divisors: 1 11 19 209 48384359 532227949 919302821 10112331031