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2002120011222 = 2317151129990911
BaseRepresentation
bin11101001000100111101…
…001101110110111010110
321002101211012000120122020
4131020213221232313112
5230300320210324342
64131432232114010
7264435254205552
oct35104751566726
97071735016566
102002120011222
11702104607681
12284035b35906
13116a5083a796
146cc90268862
153712e1990ec
hex1d227a6edd6

2002120011222 has 32 divisors (see below), whose sum is σ = 4267861622784. Its totient is φ = 623956368000.

The previous prime is 2002120011211. The next prime is 2002120011293. The reversal of 2002120011222 is 2221100212002.

It is a super-3 number, since 3×20021200112223 (a number of 38 digits) contains 333 as substring.

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, 64980054 + ... + 65010857.

It is an arithmetic number, because the mean of its divisors is an integer number (133370675712).

Almost surely, 22002120011222 is an apocalyptic number.

2002120011222 is an abundant number, since it is smaller than the sum of its proper divisors (2265741611562).

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

2002120011222 is a wasteful number, since it uses less digits than its factorization.

2002120011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129991084.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2002120011222 its reverse (2221100212002), we get a palindrome (4223220223224).

The spelling of 2002120011222 in words is "two trillion, two billion, one hundred twenty million, eleven thousand, two hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 102 151 302 453 906 2567 5134 7701 15402 129990911 259981822 389972733 779945466 2209845487 4419690974 6629536461 13259072922 19628627561 39257255122 58885882683 117771765366 333686668537 667373337074 1001060005611 2002120011222