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11222122104 = 233351954269
BaseRepresentation
bin10100111001110001…
…11111111001111000
31001222002101212111000
422130320333321320
5140440330401404
65053321005000
7545044315104
oct123470777170
931862355430
1011222122104
114839660486
122212323760
13109ac58c4b
147865b0904
1545a318339
hex29ce3fe78

11222122104 has 32 divisors (see below), whose sum is σ = 31172562000. Its totient is φ = 3740707296.

The previous prime is 11222122103. The next prime is 11222122111. The reversal of 11222122104 is 40122122211.

It is a super-3 number, since 3×112221221043 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222122103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25976919 + ... + 25977350.

Almost surely, 211222122104 is an apocalyptic number.

It is an amenable number.

11222122104 is an abundant number, since it is smaller than the sum of its proper divisors (19950439896).

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

11222122104 is a wasteful number, since it uses less digits than its factorization.

11222122104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51954284 (or 51954274 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11222122104 its reverse (40122122211), we get a palindrome (51344244315).

The spelling of 11222122104 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 51954269 103908538 155862807 207817076 311725614 415634152 467588421 623451228 935176842 1246902456 1402765263 1870353684 2805530526 3740707368 5611061052 11222122104