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2013022122 = 231719735511
BaseRepresentation
bin111011111111100…
…0100011110101010
312012021212010012220
41313333010132222
513110313201442
6531430014510
7100612256106
oct16777043652
95167763186
102013022122
11943331351
124821a7436
13261086667
141514c8906
15bbad5eec
hex77fc47aa

2013022122 has 16 divisors (see below), whose sum is σ = 4262870592. Its totient is φ = 631536320.

The previous prime is 2013022117. The next prime is 2013022163. The reversal of 2013022122 is 2212203102.

It is a happy number.

It is a super-2 number, since 2×20130221222 = 8104516127322765768, which contains 22 as substring.

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, 9867654 + ... + 9867857.

It is an arithmetic number, because the mean of its divisors is an integer number (266429412).

Almost surely, 22013022122 is an apocalyptic number.

2013022122 is an abundant number, since it is smaller than the sum of its proper divisors (2249848470).

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

2013022122 is a wasteful number, since it uses less digits than its factorization.

2013022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19735533.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2013022122 is about 44866.7150792210. The cubic root of 2013022122 is about 1262.6496107638.

Adding to 2013022122 its reverse (2212203102), we get a palindrome (4225225224).

The spelling of 2013022122 in words is "two billion, thirteen million, twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 102 19735511 39471022 59206533 118413066 335503687 671007374 1006511061 2013022122