Search a number
-
+
1222010211013 = 171393111662841
BaseRepresentation
bin10001110010000101011…
…111000000101011000101
311022211012222210200022221
4101302011133000223011
5130010134103223023
62333214515452341
7154200360260314
oct21620537005305
94284188720287
101222010211013
114312849a7429
12178a008b70b1
138b3095a35c7
14432077a627b
1521bc218485d
hex11c857c0ac5

1222010211013 has 16 divisors (see below), whose sum is σ = 1307392894080. Its totient is φ = 1138180723200.

The previous prime is 1222010210989. The next prime is 1222010211017. The reversal of 1222010211013 is 3101120102221.

It is a cyclic number.

It is not a de Polignac number, because 1222010211013 - 233 = 1213420276421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222010211017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96528 + ... + 1566313.

It is an arithmetic number, because the mean of its divisors is an integer number (81712055880).

Almost surely, 21222010211013 is an apocalyptic number.

It is an amenable number.

1222010211013 is a deficient number, since it is larger than the sum of its proper divisors (85382683067).

1222010211013 is a wasteful number, since it uses less digits than its factorization.

1222010211013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663308.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1222010211013 its reverse (3101120102221), we get a palindrome (4323130313234).

The spelling of 1222010211013 in words is "one trillion, two hundred twenty-two billion, ten million, two hundred eleven thousand, thirteen".

Divisors: 1 17 139 311 2363 5287 43229 734893 1662841 28268297 231134899 517143551 3929293283 8791440367 71882953589 1222010211013