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10103322012 = 2237137877939
BaseRepresentation
bin10010110100011010…
…00111010110011100
3222002010011221021120
421122031013112130
5131142422301022
64350313130540
7505240551210
oct113215072634
928063157246
1010103322012
114315075403
121b5b6b9a50
13c50225064
146bbb7a940
153e1ebbd5c
hex25a34759c

10103322012 has 48 divisors (see below), whose sum is σ = 27138881280. Its totient is φ = 2865589632.

The previous prime is 10103321981. The next prime is 10103322013. The reversal of 10103322012 is 21022330101.

10103322012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10103321982 and 10103322000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103322013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427462 + ... + 450477.

It is an arithmetic number, because the mean of its divisors is an integer number (565393360).

Almost surely, 210103322012 is an apocalyptic number.

10103322012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10103322012 is an abundant number, since it is smaller than the sum of its proper divisors (17035559268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10103322012 is a wasteful number, since it uses less digits than its factorization.

10103322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878090 (or 878088 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10103322012 its reverse (21022330101), we get a palindrome (31125652113).

The spelling of 10103322012 in words is "ten billion, one hundred three million, three hundred twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 137 274 411 548 822 959 1644 1918 2877 3836 5754 11508 877939 1755878 2633817 3511756 5267634 6145573 10535268 12291146 18436719 24582292 36873438 73746876 120277643 240555286 360832929 481110572 721665858 841943501 1443331716 1683887002 2525830503 3367774004 5051661006 10103322012