Search a number
-
+
2122012012110 = 2355910311639581
BaseRepresentation
bin11110111000010001110…
…001011010111001001110
321111212021122222021012120
4132320101301122321032
5234231340033341420
64302501105513410
7306211302332004
oct36702161327116
97455248867176
102122012012110
11748a38507431
122a3315642866
13125149540443
14749c50daa74
153a2e9919d40
hex1ee11c5ae4e

2122012012110 has 64 divisors (see below), whose sum is σ = 5229431400960. Its totient is φ = 550878042240.

The previous prime is 2122012012093. The next prime is 2122012012147. The reversal of 2122012012110 is 112102102212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2122012012110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5637481 + ... + 6002100.

It is an arithmetic number, because the mean of its divisors is an integer number (81709865640).

Almost surely, 22122012012110 is an apocalyptic number.

2122012012110 is an abundant number, since it is smaller than the sum of its proper divisors (3107419388850).

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

2122012012110 is a wasteful number, since it uses less digits than its factorization.

2122012012110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639753.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2122012012110 its reverse (112102102212), we get a palindrome (2234114114322).

The spelling of 2122012012110 in words is "two trillion, one hundred twenty-two billion, twelve million, twelve thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 59 103 118 177 206 295 309 354 515 590 618 885 1030 1545 1770 3090 6077 12154 18231 30385 36462 60770 91155 182310 11639581 23279162 34918743 58197905 69837486 116395810 174593715 349187430 686735279 1198876843 1373470558 2060205837 2397753686 3433676395 3596630529 4120411674 5994384215 6867352790 7193261058 10301029185 11988768430 17983152645 20602058370 35966305290 70733733737 141467467474 212201201211 353668668685 424402402422 707337337370 1061006006055 2122012012110