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10202131112 = 231723740143
BaseRepresentation
bin10011000000001100…
…00010101010101000
3222100000002221212212
421200012002222220
5131343221143422
64404203024252
7510550453325
oct114006025250
928300087785
1010202131112
114365923118
121b8880b088
13c6783c794
146cad3bb4c
153ea9d89e2
hex260182aa8

10202131112 has 16 divisors (see below), whose sum is σ = 19140123840. Its totient is φ = 5098098096.

The previous prime is 10202131063. The next prime is 10202131117. The reversal of 10202131112 is 21113120201.

It is not an unprimeable number, because it can be changed into a prime (10202131117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356288 + ... + 383855.

It is an arithmetic number, because the mean of its divisors is an integer number (1196257740).

Almost surely, 210202131112 is an apocalyptic number.

It is an amenable number.

10202131112 is a deficient number, since it is larger than the sum of its proper divisors (8937992728).

10202131112 is a wasteful number, since it uses less digits than its factorization.

10202131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741872 (or 741868 counting only the distinct ones).

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

Adding to 10202131112 its reverse (21113120201), we get a palindrome (31315251313).

The spelling of 10202131112 in words is "ten billion, two hundred two million, one hundred thirty-one thousand, one hundred twelve".

Divisors: 1 2 4 8 1723 3446 6892 13784 740143 1480286 2960572 5921144 1275266389 2550532778 5101065556 10202131112