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2011132122 = 231274196299
BaseRepresentation
bin111011111011111…
…0111000011011010
312012011022002121220
41313313313003122
513104322211442
6531321312510
7100560224646
oct16767670332
95164262556
102011132122
1194226036a
12481635736
1326087430c
14151155c26
15bb860eec
hex77df70da

2011132122 has 32 divisors (see below), whose sum is σ = 4064256000. Its totient is φ = 663406128.

The previous prime is 2011132111. The next prime is 2011132129. The reversal of 2011132122 is 2212311102.

It is not an unprimeable number, because it can be changed into a prime (2011132129) 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, 316129 + ... + 322427.

It is an arithmetic number, because the mean of its divisors is an integer number (127008000).

Almost surely, 22011132122 is an apocalyptic number.

2011132122 is an abundant number, since it is smaller than the sum of its proper divisors (2053123878).

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

2011132122 is a wasteful number, since it uses less digits than its factorization.

2011132122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2011132122 is about 44845.6477486946. The cubic root of 2011132122 is about 1262.2543253231.

Adding to 2011132122 its reverse (2212311102), we get a palindrome (4223443224).

The spelling of 2011132122 in words is "two billion, eleven million, one hundred thirty-two thousand, one hundred twenty-two".

Divisors: 1 2 3 6 127 254 381 419 762 838 1257 2514 6299 12598 18897 37794 53213 106426 159639 319278 799973 1599946 2399919 2639281 4799838 5278562 7917843 15835686 335188687 670377374 1005566061 2011132122