Search a number
-
+
2012211102122 = 213690711204971
BaseRepresentation
bin11101010010000001001…
…000001100000110101010
321010100212110012002222122
4131102001020030012222
5230432002020231442
64140221431151242
7265243316105624
oct35220110140652
97110773162878
102012211102122
11706412788621
12285b91515522
1311799b36c5a0
146d56a53dc14
153752004bdd2
hex1d48120c1aa

2012211102122 has 16 divisors (see below), whose sum is σ = 3250965756192. Its totient is φ = 928578273840.

The previous prime is 2012211102061. The next prime is 2012211102137. The reversal of 2012211102122 is 2212011122102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012211102122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5422904 + ... + 5782067.

It is an arithmetic number, because the mean of its divisors is an integer number (203185359762).

Almost surely, 22012211102122 is an apocalyptic number.

2012211102122 is a deficient number, since it is larger than the sum of its proper divisors (1238754654070).

2012211102122 is a wasteful number, since it uses less digits than its factorization.

2012211102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11211893.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2012211102122 its reverse (2212011122102), we get a palindrome (4224222224224).

The spelling of 2012211102122 in words is "two trillion, twelve billion, two hundred eleven million, one hundred two thousand, one hundred twenty-two".

Divisors: 1 2 13 26 6907 13814 89791 179582 11204971 22409942 145664623 291329246 77392734697 154785469394 1006105551061 2012211102122