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2013221331112 = 231291194928479
BaseRepresentation
bin11101010010111101010…
…101111010000010101000
321010110110212010001122011
4131102331111322002220
5230441034130043422
64140510000005304
7265310333651635
oct35227525720250
97113425101564
102013221331112
11706890a58612
12286213900834
13117acc74b614
146d62479118c
153757da9e077
hex1d4bd57a0a8

2013221331112 has 16 divisors (see below), whose sum is σ = 3777713942400. Its totient is φ = 1005830946480.

The previous prime is 2013221330987. The next prime is 2013221331139. The reversal of 2013221331112 is 2111331223102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97453912 + ... + 97474567.

It is an arithmetic number, because the mean of its divisors is an integer number (236107121400).

Almost surely, 22013221331112 is an apocalyptic number.

It is an amenable number.

2013221331112 is a deficient number, since it is larger than the sum of its proper divisors (1764492611288).

2013221331112 is a wasteful number, since it uses less digits than its factorization.

2013221331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194929776 (or 194929772 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2013221331112 its reverse (2111331223102), we get a palindrome (4124552554214).

The spelling of 2013221331112 in words is "two trillion, thirteen billion, two hundred twenty-one million, three hundred thirty-one thousand, one hundred twelve".

Divisors: 1 2 4 8 1291 2582 5164 10328 194928479 389856958 779713916 1559427832 251652666389 503305332778 1006610665556 2013221331112