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42211124124 = 223131217222337
BaseRepresentation
bin100111010011111110…
…101010001110011100
311000221202200021120120
4213103332222032130
51142422021432444
631220322514540
73023013430551
oct472376521634
9130852607516
1042211124124
11169a1096354
128220505a50
133c991aa330
142086102a28
151170b9eb19
hex9d3faa39c

42211124124 has 48 divisors (see below), whose sum is σ = 106156612128. Its totient is φ = 12977307648.

The previous prime is 42211124089. The next prime is 42211124143. The reversal of 42211124124 is 42142111224.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 42211124094 and 42211124103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78684 + ... + 301020.

It is an arithmetic number, because the mean of its divisors is an integer number (2211596086).

Almost surely, 242211124124 is an apocalyptic number.

It is an amenable number.

42211124124 is an abundant number, since it is smaller than the sum of its proper divisors (63945488004).

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

42211124124 is a wasteful number, since it uses less digits than its factorization.

42211124124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223574 (or 223572 counting only the distinct ones).

The product of its digits is 1024, while the sum is 24.

Adding to 42211124124 its reverse (42142111224), we get a palindrome (84353235348).

The spelling of 42211124124 in words is "forty-two billion, two hundred eleven million, one hundred twenty-four thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 1217 2434 3651 4868 7302 14604 15821 31642 47463 63284 94926 189852 222337 444674 667011 889348 1334022 2668044 2890381 5780762 8671143 11561524 17342286 34684572 270584129 541168258 811752387 1082336516 1623504774 3247009548 3517593677 7035187354 10552781031 14070374708 21105562062 42211124124