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2122012233 = 3211171260851
BaseRepresentation
bin111111001111011…
…0101011001001001
312110212221101112200
41332132311121021
513321213342413
6550322030413
7103404543405
oct17636653111
95425841480
102122012233
11999903220
124b27a8409
1327a827153
14161b7a105
15c6464573
hex7e7b5649

2122012233 has 24 divisors (see below), whose sum is σ = 3540472416. Its totient is φ = 1210416000.

The previous prime is 2122012229. The next prime is 2122012237. The reversal of 2122012233 is 3322102212.

It is an interprime number because it is at equal distance from previous prime (2122012229) and next prime (2122012237).

It is not a de Polignac number, because 2122012233 - 22 = 2122012229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122012237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 628743 + ... + 632108.

It is an arithmetic number, because the mean of its divisors is an integer number (147519684).

Almost surely, 22122012233 is an apocalyptic number.

It is an amenable number.

2122012233 is a deficient number, since it is larger than the sum of its proper divisors (1418460183).

2122012233 is a wasteful number, since it uses less digits than its factorization.

2122012233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260885 (or 1260882 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2122012233 is about 46065.3040042069. The cubic root of 2122012233 is about 1285.0379723017.

Adding to 2122012233 its reverse (3322102212), we get a palindrome (5444114445).

The spelling of 2122012233 in words is "two billion, one hundred twenty-two million, twelve thousand, two hundred thirty-three".

Divisors: 1 3 9 11 17 33 51 99 153 187 561 1683 1260851 3782553 11347659 13869361 21434467 41608083 64303401 124824249 192910203 235779137 707337411 2122012233