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2113301212 = 2211174168909
BaseRepresentation
bin111110111110110…
…0110101011011100
312110021112211021021
41331331212223130
513312001114322
6545411213524
7103240523011
oct17575465334
95407484237
102113301212
119949a3530
124ab8a72a4
13278a971b9
1416094d708
15c57e34c7
hex7df66adc

2113301212 has 48 divisors (see below), whose sum is σ = 4376060640. Its totient is φ = 882022400.

The previous prime is 2113301123. The next prime is 2113301231. The reversal of 2113301212 is 2121033112.

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, 3787 + ... + 65122.

It is an arithmetic number, because the mean of its divisors is an integer number (91167930).

Almost surely, 22113301212 is an apocalyptic number.

2113301212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2113301212 is an abundant number, since it is smaller than the sum of its proper divisors (2262759428).

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

2113301212 is a wasteful number, since it uses less digits than its factorization.

2113301212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68982 (or 68980 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2113301212 is about 45970.6559883585. The cubic root of 2113301212 is about 1283.2771679398.

Adding to 2113301212 its reverse (2121033112), we get a palindrome (4234334324).

The spelling of 2113301212 in words is "two billion, one hundred thirteen million, three hundred one thousand, two hundred twelve".

Divisors: 1 2 4 11 17 22 34 41 44 68 82 164 187 374 451 697 748 902 1394 1804 2788 7667 15334 30668 68909 137818 275636 757999 1171453 1515998 2342906 2825269 3031996 4685812 5650538 11301076 12885983 25771966 31077959 48029573 51543932 62155918 96059146 124311836 192118292 528325303 1056650606 2113301212