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10112122031 = 111948383359
BaseRepresentation
bin10010110101011101…
…01011110010101111
3222002201202000122012
421122232223302233
5131202200401111
64351225511435
7505405422224
oct113256536257
928081660565
1010112122031
11431a035a50
121b6264257b
13c51cb667b
146bcdcb94b
153e2b5948b
hex25ababcaf

10112122031 has 8 divisors (see below), whose sum is σ = 11612006400. Its totient is φ = 8709004440.

The previous prime is 10112121997. The next prime is 10112122049. The reversal of 10112122031 is 13022121101.

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

It is a cyclic number.

It is not a de Polignac number, because 10112122031 - 218 = 10111859887 is a prime.

It is a super-2 number, since 2×101121220312 (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 = 10112121997 and 10112122015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112122081) 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, 24191471 + ... + 24191888.

It is an arithmetic number, because the mean of its divisors is an integer number (1451500800).

Almost surely, 210112122031 is an apocalyptic number.

10112122031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10112122031 is a deficient number, since it is larger than the sum of its proper divisors (1499884369).

10112122031 is a wasteful number, since it uses less digits than its factorization.

10112122031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48383389.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10112122031 its reverse (13022121101), we get a palindrome (23134243132).

The spelling of 10112122031 in words is "ten billion, one hundred twelve million, one hundred twenty-two thousand, thirty-one".

Divisors: 1 11 19 209 48383359 532216949 919283821 10112122031