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1222033133 = 3316016143
BaseRepresentation
bin100100011010110…
…1011111011101101
310011011110201022102
41020311223323231
510000320030013
6321132224445
742166052546
oct11065537355
93134421272
101222033133
11577895642
122a130b125
1316623a139
14b84274cd
157243dd58
hex48d6beed

1222033133 has 8 divisors (see below), whose sum is σ = 1227964416. Its totient is φ = 1216116000.

The previous prime is 1222033129. The next prime is 1222033139. The reversal of 1222033133 is 3313302221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222033133 - 22 = 1222033129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222033139) 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 7 ways as a sum of consecutive naturals, for example, 195860 + ... + 202002.

It is an arithmetic number, because the mean of its divisors is an integer number (153495552).

Almost surely, 21222033133 is an apocalyptic number.

It is an amenable number.

1222033133 is a deficient number, since it is larger than the sum of its proper divisors (5931283).

1222033133 is an equidigital number, since it uses as much as digits as its factorization.

1222033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1222033133 is about 34957.5904919089. The cubic root of 1222033133 is about 1069.1229698666.

Adding to 1222033133 its reverse (3313302221), we get a palindrome (4535335354).

The spelling of 1222033133 in words is "one billion, two hundred twenty-two million, thirty-three thousand, one hundred thirty-three".

Divisors: 1 331 601 6143 198931 2033333 3691943 1222033133